diff --git a/WebSockets.Client/System.Net.WebSockets.Client.nfproj b/WebSockets.Client/System.Net.WebSockets.Client.nfproj
index 8a06b3f..498f9dd 100644
--- a/WebSockets.Client/System.Net.WebSockets.Client.nfproj
+++ b/WebSockets.Client/System.Net.WebSockets.Client.nfproj
@@ -105,25 +105,25 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.52\lib\netnano1.0\mscorlib.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.63\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.13\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.19\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Collections, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Collections.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Collections.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Collections.2.0.0-preview.24\lib\netnano1.0\nanoFramework.System.Collections.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.23\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.37\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.22\lib\netnano1.0\System.IO.Streams.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.29\lib\netnano1.0\System.IO.Streams.dll</HintPath>
     </Reference>
     <Reference Include="System.Net, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.39\lib\netnano1.0\System.Net.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.45\lib\netnano1.0\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.14\lib\netnano1.0\System.Threading.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.20\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/WebSockets.Client/packages.config b/WebSockets.Client/packages.config
index ab12e73..9ccbe34 100644
--- a/WebSockets.Client/packages.config
+++ b/WebSockets.Client/packages.config
@@ -3,12 +3,12 @@
   <package id="Microsoft.Build.Tasks.Git" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
   <package id="Microsoft.SourceLink.Common" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
   <package id="Microsoft.SourceLink.GitHub" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.13" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Collections" version="2.0.0-preview.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.22" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="2.0.0-preview.39" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.23" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.63" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.19" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Collections" version="2.0.0-preview.24" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.29" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="2.0.0-preview.45" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.37" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.20" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.10.94" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/WebSockets.Client/packages.lock.json b/WebSockets.Client/packages.lock.json
index 3582d81..477946c 100644
--- a/WebSockets.Client/packages.lock.json
+++ b/WebSockets.Client/packages.lock.json
@@ -22,45 +22,45 @@
       },
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.52, 2.0.0-preview.52]",
-        "resolved": "2.0.0-preview.52",
-        "contentHash": "cV9JEhoc2OV/UL602i5xmEwQpnn/gzVMlDTAIAMRxCNwBKNYLO9U50OkJykpGnO2SULTsmvFqQWEGZiuANBZHw=="
+        "requested": "[2.0.0-preview.63, 2.0.0-preview.63]",
+        "resolved": "2.0.0-preview.63",
+        "contentHash": "M2qEbjY8Uh5jpgrqDD7vJf2YXk3CmGbTHkb/t6w4F/aNyetOYk0LyekdwUSF0kZ+gTNMH/y6CTHBbJfgtMbIeA=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.13, 2.0.0-preview.13]",
-        "resolved": "2.0.0-preview.13",
-        "contentHash": "LmPsdvTKJ5HiJbX0FNFWWIvHh23kWmKWCIHggSnMrjaZnjXubqct75mQiB2aWtC7IW0PjGxB2A4cvtle3Zjvzg=="
+        "requested": "[2.0.0-preview.19, 2.0.0-preview.19]",
+        "resolved": "2.0.0-preview.19",
+        "contentHash": "stA/5UwMO802D6B2z6rcvQVsdpX2eUywhWPDQ/elvm7dAc6clpC9s3WuhFGI8NiuLnJftU6g4Kmj68CS9QYmxQ=="
       },
       "nanoFramework.System.Collections": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "yyTSBujvtMHe5IYK26Q4Ys3o19pmrzhYDUzRHgnKFZNcQYRUIfd1C9Vt2UBDPF3hjHQnIVtrnry+7Pp/U00U/g=="
+        "requested": "[2.0.0-preview.24, 2.0.0-preview.24]",
+        "resolved": "2.0.0-preview.24",
+        "contentHash": "R9H0vjkT4DGVM7bu9e53EHukRU2iebO2pqjcfPEJlUSyIytexpkvxdTgSVmfLjv4COr8jBq7jMvkdr0NiOhxjA=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.22, 2.0.0-preview.22]",
-        "resolved": "2.0.0-preview.22",
-        "contentHash": "TwAY/tgMEZwEP06SjKElRKs+y8mzRNe3D32J+x/IhUtJmjnowv37BQwPpycOH3w5TWjf95YDP4AUFsDhjGs4Vg=="
+        "requested": "[2.0.0-preview.29, 2.0.0-preview.29]",
+        "resolved": "2.0.0-preview.29",
+        "contentHash": "exgyNKMBNVJIo0kFOw9tLHZAjvAA7MqnYKXR22YRZRgo1M99fzhTTJrK4L3qqhnnGcdHji95oadRZ56pI9oiFQ=="
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.39, 2.0.0-preview.39]",
-        "resolved": "2.0.0-preview.39",
-        "contentHash": "XbvsoqFvWPQp4LlACnLvURrbfZNwK5Fk7gzUgxwnDDuU49f1TgG89Z/526MWnJ3i1sm/kRJnOROgDXhQvnyecg=="
+        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
+        "resolved": "2.0.0-preview.45",
+        "contentHash": "GzXoB90BO3IB7UdvaLd+inBxHlWm7Ul4PEKfqIOtCnfFxLlMEHe/jSpibGFfbfpYxvdf4j69QPysFvAP3thgfg=="
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.23, 2.0.0-preview.23]",
-        "resolved": "2.0.0-preview.23",
-        "contentHash": "ZS+T/tUqF37IFnwi4GzBLfCAiffafbOExYZSmZeKrB0NVMkms/8onBgwIw8rN9I5WmzugbQCNKGY+jdJF9s2/A=="
+        "requested": "[2.0.0-preview.37, 2.0.0-preview.37]",
+        "resolved": "2.0.0-preview.37",
+        "contentHash": "U8Evi6mLwAW8BXlLAZGYXgqqtOO/4XJvnBFomPVsJqyePGnzHBNTpOoNc2UzvjQckOZ3MynHI0GgrY5x8xhAdw=="
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "4JBZx5/Y3Dd5BZJXHEOw6rD54aWL1p7W2f9QrLRgRQrprIO6AylEFlH2tQuxlyE5YtNRRxaapW4s2mZiOs0Wxg=="
+        "requested": "[2.0.0-preview.20, 2.0.0-preview.20]",
+        "resolved": "2.0.0-preview.20",
+        "contentHash": "ewf2PBoWGzlk+PGXEEhmox4xfpREYqI6psrxbx+YXWENGYjQjWxpQeCQQXO/n1VktODhIWUeGqX8JmFJFyJD1A=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",
diff --git a/WebSockets.Server/System.Net.WebSockets.Server.nfproj b/WebSockets.Server/System.Net.WebSockets.Server.nfproj
index 9b816cc..f3d17d4 100644
--- a/WebSockets.Server/System.Net.WebSockets.Server.nfproj
+++ b/WebSockets.Server/System.Net.WebSockets.Server.nfproj
@@ -108,28 +108,28 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.52\lib\netnano1.0\mscorlib.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.63\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.13\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.19\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Collections, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Collections.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Collections.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Collections.2.0.0-preview.24\lib\netnano1.0\nanoFramework.System.Collections.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.23\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.37\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.22\lib\netnano1.0\System.IO.Streams.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.29\lib\netnano1.0\System.IO.Streams.dll</HintPath>
     </Reference>
     <Reference Include="System.Net, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.39\lib\netnano1.0\System.Net.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.45\lib\netnano1.0\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Net.Http, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Net.Http.2.0.0-preview.21\lib\System.Net.Http.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.14\lib\netnano1.0\System.Threading.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.20\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/WebSockets.Server/packages.config b/WebSockets.Server/packages.config
index 6703c32..80baf21 100644
--- a/WebSockets.Server/packages.config
+++ b/WebSockets.Server/packages.config
@@ -3,13 +3,13 @@
   <package id="Microsoft.Build.Tasks.Git" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
   <package id="Microsoft.SourceLink.Common" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
   <package id="Microsoft.SourceLink.GitHub" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.13" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Collections" version="2.0.0-preview.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.22" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="2.0.0-preview.39" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.63" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.19" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Collections" version="2.0.0-preview.24" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.29" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="2.0.0-preview.45" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Net.Http" version="2.0.0-preview.21" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.23" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.37" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.20" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.10.94" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/WebSockets.Server/packages.lock.json b/WebSockets.Server/packages.lock.json
index 74f50e0..1fbaaa7 100644
--- a/WebSockets.Server/packages.lock.json
+++ b/WebSockets.Server/packages.lock.json
@@ -22,33 +22,33 @@
       },
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.52, 2.0.0-preview.52]",
-        "resolved": "2.0.0-preview.52",
-        "contentHash": "cV9JEhoc2OV/UL602i5xmEwQpnn/gzVMlDTAIAMRxCNwBKNYLO9U50OkJykpGnO2SULTsmvFqQWEGZiuANBZHw=="
+        "requested": "[2.0.0-preview.63, 2.0.0-preview.63]",
+        "resolved": "2.0.0-preview.63",
+        "contentHash": "M2qEbjY8Uh5jpgrqDD7vJf2YXk3CmGbTHkb/t6w4F/aNyetOYk0LyekdwUSF0kZ+gTNMH/y6CTHBbJfgtMbIeA=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.13, 2.0.0-preview.13]",
-        "resolved": "2.0.0-preview.13",
-        "contentHash": "LmPsdvTKJ5HiJbX0FNFWWIvHh23kWmKWCIHggSnMrjaZnjXubqct75mQiB2aWtC7IW0PjGxB2A4cvtle3Zjvzg=="
+        "requested": "[2.0.0-preview.19, 2.0.0-preview.19]",
+        "resolved": "2.0.0-preview.19",
+        "contentHash": "stA/5UwMO802D6B2z6rcvQVsdpX2eUywhWPDQ/elvm7dAc6clpC9s3WuhFGI8NiuLnJftU6g4Kmj68CS9QYmxQ=="
       },
       "nanoFramework.System.Collections": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "yyTSBujvtMHe5IYK26Q4Ys3o19pmrzhYDUzRHgnKFZNcQYRUIfd1C9Vt2UBDPF3hjHQnIVtrnry+7Pp/U00U/g=="
+        "requested": "[2.0.0-preview.24, 2.0.0-preview.24]",
+        "resolved": "2.0.0-preview.24",
+        "contentHash": "R9H0vjkT4DGVM7bu9e53EHukRU2iebO2pqjcfPEJlUSyIytexpkvxdTgSVmfLjv4COr8jBq7jMvkdr0NiOhxjA=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.22, 2.0.0-preview.22]",
-        "resolved": "2.0.0-preview.22",
-        "contentHash": "TwAY/tgMEZwEP06SjKElRKs+y8mzRNe3D32J+x/IhUtJmjnowv37BQwPpycOH3w5TWjf95YDP4AUFsDhjGs4Vg=="
+        "requested": "[2.0.0-preview.29, 2.0.0-preview.29]",
+        "resolved": "2.0.0-preview.29",
+        "contentHash": "exgyNKMBNVJIo0kFOw9tLHZAjvAA7MqnYKXR22YRZRgo1M99fzhTTJrK4L3qqhnnGcdHji95oadRZ56pI9oiFQ=="
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.39, 2.0.0-preview.39]",
-        "resolved": "2.0.0-preview.39",
-        "contentHash": "XbvsoqFvWPQp4LlACnLvURrbfZNwK5Fk7gzUgxwnDDuU49f1TgG89Z/526MWnJ3i1sm/kRJnOROgDXhQvnyecg=="
+        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
+        "resolved": "2.0.0-preview.45",
+        "contentHash": "GzXoB90BO3IB7UdvaLd+inBxHlWm7Ul4PEKfqIOtCnfFxLlMEHe/jSpibGFfbfpYxvdf4j69QPysFvAP3thgfg=="
       },
       "nanoFramework.System.Net.Http": {
         "type": "Direct",
@@ -58,15 +58,15 @@
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.23, 2.0.0-preview.23]",
-        "resolved": "2.0.0-preview.23",
-        "contentHash": "ZS+T/tUqF37IFnwi4GzBLfCAiffafbOExYZSmZeKrB0NVMkms/8onBgwIw8rN9I5WmzugbQCNKGY+jdJF9s2/A=="
+        "requested": "[2.0.0-preview.37, 2.0.0-preview.37]",
+        "resolved": "2.0.0-preview.37",
+        "contentHash": "U8Evi6mLwAW8BXlLAZGYXgqqtOO/4XJvnBFomPVsJqyePGnzHBNTpOoNc2UzvjQckOZ3MynHI0GgrY5x8xhAdw=="
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "4JBZx5/Y3Dd5BZJXHEOw6rD54aWL1p7W2f9QrLRgRQrprIO6AylEFlH2tQuxlyE5YtNRRxaapW4s2mZiOs0Wxg=="
+        "requested": "[2.0.0-preview.20, 2.0.0-preview.20]",
+        "resolved": "2.0.0-preview.20",
+        "contentHash": "ewf2PBoWGzlk+PGXEEhmox4xfpREYqI6psrxbx+YXWENGYjQjWxpQeCQQXO/n1VktODhIWUeGqX8JmFJFyJD1A=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",
diff --git a/WebSockets/System.Net.WebSockets.nfproj b/WebSockets/System.Net.WebSockets.nfproj
index b58802e..1604b76 100644
--- a/WebSockets/System.Net.WebSockets.nfproj
+++ b/WebSockets/System.Net.WebSockets.nfproj
@@ -76,28 +76,28 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.52\lib\netnano1.0\mscorlib.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.63\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.13\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.Runtime.Events.2.0.0-preview.19\lib\netnano1.0\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Collections, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Collections.2.0.0-preview.15\lib\netnano1.0\nanoFramework.System.Collections.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Collections.2.0.0-preview.24\lib\netnano1.0\nanoFramework.System.Collections.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.System.Text, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.23\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Text.2.0.0-preview.37\lib\netnano1.0\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Streams, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.22\lib\netnano1.0\System.IO.Streams.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.IO.Streams.2.0.0-preview.29\lib\netnano1.0\System.IO.Streams.dll</HintPath>
     </Reference>
     <Reference Include="System.Net, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.39\lib\netnano1.0\System.Net.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Net.2.0.0-preview.45\lib\netnano1.0\System.Net.dll</HintPath>
     </Reference>
     <Reference Include="System.Net.Http, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Net.Http.2.0.0-preview.21\lib\System.Net.Http.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.14\lib\netnano1.0\System.Threading.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Threading.2.0.0-preview.20\lib\netnano1.0\System.Threading.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
diff --git a/WebSockets/packages.config b/WebSockets/packages.config
index 6703c32..80baf21 100644
--- a/WebSockets/packages.config
+++ b/WebSockets/packages.config
@@ -3,13 +3,13 @@
   <package id="Microsoft.Build.Tasks.Git" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
   <package id="Microsoft.SourceLink.Common" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
   <package id="Microsoft.SourceLink.GitHub" version="10.0.402" targetFramework="netnano1.0" developmentDependency="true" />
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" targetFramework="netnano1.0" />
-  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.13" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Collections" version="2.0.0-preview.15" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.22" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Net" version="2.0.0-preview.39" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.63" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Runtime.Events" version="2.0.0-preview.19" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Collections" version="2.0.0-preview.24" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.Streams" version="2.0.0-preview.29" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Net" version="2.0.0-preview.45" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Net.Http" version="2.0.0-preview.21" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Text" version="2.0.0-preview.23" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Threading" version="2.0.0-preview.14" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Text" version="2.0.0-preview.37" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Threading" version="2.0.0-preview.20" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.10.94" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/WebSockets/packages.lock.json b/WebSockets/packages.lock.json
index 74f50e0..1fbaaa7 100644
--- a/WebSockets/packages.lock.json
+++ b/WebSockets/packages.lock.json
@@ -22,33 +22,33 @@
       },
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.52, 2.0.0-preview.52]",
-        "resolved": "2.0.0-preview.52",
-        "contentHash": "cV9JEhoc2OV/UL602i5xmEwQpnn/gzVMlDTAIAMRxCNwBKNYLO9U50OkJykpGnO2SULTsmvFqQWEGZiuANBZHw=="
+        "requested": "[2.0.0-preview.63, 2.0.0-preview.63]",
+        "resolved": "2.0.0-preview.63",
+        "contentHash": "M2qEbjY8Uh5jpgrqDD7vJf2YXk3CmGbTHkb/t6w4F/aNyetOYk0LyekdwUSF0kZ+gTNMH/y6CTHBbJfgtMbIeA=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.13, 2.0.0-preview.13]",
-        "resolved": "2.0.0-preview.13",
-        "contentHash": "LmPsdvTKJ5HiJbX0FNFWWIvHh23kWmKWCIHggSnMrjaZnjXubqct75mQiB2aWtC7IW0PjGxB2A4cvtle3Zjvzg=="
+        "requested": "[2.0.0-preview.19, 2.0.0-preview.19]",
+        "resolved": "2.0.0-preview.19",
+        "contentHash": "stA/5UwMO802D6B2z6rcvQVsdpX2eUywhWPDQ/elvm7dAc6clpC9s3WuhFGI8NiuLnJftU6g4Kmj68CS9QYmxQ=="
       },
       "nanoFramework.System.Collections": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.15, 2.0.0-preview.15]",
-        "resolved": "2.0.0-preview.15",
-        "contentHash": "yyTSBujvtMHe5IYK26Q4Ys3o19pmrzhYDUzRHgnKFZNcQYRUIfd1C9Vt2UBDPF3hjHQnIVtrnry+7Pp/U00U/g=="
+        "requested": "[2.0.0-preview.24, 2.0.0-preview.24]",
+        "resolved": "2.0.0-preview.24",
+        "contentHash": "R9H0vjkT4DGVM7bu9e53EHukRU2iebO2pqjcfPEJlUSyIytexpkvxdTgSVmfLjv4COr8jBq7jMvkdr0NiOhxjA=="
       },
       "nanoFramework.System.IO.Streams": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.22, 2.0.0-preview.22]",
-        "resolved": "2.0.0-preview.22",
-        "contentHash": "TwAY/tgMEZwEP06SjKElRKs+y8mzRNe3D32J+x/IhUtJmjnowv37BQwPpycOH3w5TWjf95YDP4AUFsDhjGs4Vg=="
+        "requested": "[2.0.0-preview.29, 2.0.0-preview.29]",
+        "resolved": "2.0.0-preview.29",
+        "contentHash": "exgyNKMBNVJIo0kFOw9tLHZAjvAA7MqnYKXR22YRZRgo1M99fzhTTJrK4L3qqhnnGcdHji95oadRZ56pI9oiFQ=="
       },
       "nanoFramework.System.Net": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.39, 2.0.0-preview.39]",
-        "resolved": "2.0.0-preview.39",
-        "contentHash": "XbvsoqFvWPQp4LlACnLvURrbfZNwK5Fk7gzUgxwnDDuU49f1TgG89Z/526MWnJ3i1sm/kRJnOROgDXhQvnyecg=="
+        "requested": "[2.0.0-preview.45, 2.0.0-preview.45]",
+        "resolved": "2.0.0-preview.45",
+        "contentHash": "GzXoB90BO3IB7UdvaLd+inBxHlWm7Ul4PEKfqIOtCnfFxLlMEHe/jSpibGFfbfpYxvdf4j69QPysFvAP3thgfg=="
       },
       "nanoFramework.System.Net.Http": {
         "type": "Direct",
@@ -58,15 +58,15 @@
       },
       "nanoFramework.System.Text": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.23, 2.0.0-preview.23]",
-        "resolved": "2.0.0-preview.23",
-        "contentHash": "ZS+T/tUqF37IFnwi4GzBLfCAiffafbOExYZSmZeKrB0NVMkms/8onBgwIw8rN9I5WmzugbQCNKGY+jdJF9s2/A=="
+        "requested": "[2.0.0-preview.37, 2.0.0-preview.37]",
+        "resolved": "2.0.0-preview.37",
+        "contentHash": "U8Evi6mLwAW8BXlLAZGYXgqqtOO/4XJvnBFomPVsJqyePGnzHBNTpOoNc2UzvjQckOZ3MynHI0GgrY5x8xhAdw=="
       },
       "nanoFramework.System.Threading": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.14, 2.0.0-preview.14]",
-        "resolved": "2.0.0-preview.14",
-        "contentHash": "4JBZx5/Y3Dd5BZJXHEOw6rD54aWL1p7W2f9QrLRgRQrprIO6AylEFlH2tQuxlyE5YtNRRxaapW4s2mZiOs0Wxg=="
+        "requested": "[2.0.0-preview.20, 2.0.0-preview.20]",
+        "resolved": "2.0.0-preview.20",
+        "contentHash": "ewf2PBoWGzlk+PGXEEhmox4xfpREYqI6psrxbx+YXWENGYjQjWxpQeCQQXO/n1VktODhIWUeGqX8JmFJFyJD1A=="
       },
       "Nerdbank.GitVersioning": {
         "type": "Direct",
diff --git a/nanoframework.System.Net.WebSockets.Client.nuspec b/nanoframework.System.Net.WebSockets.Client.nuspec
index a344871..f6dfd37 100644
--- a/nanoframework.System.Net.WebSockets.Client.nuspec
+++ b/nanoframework.System.Net.WebSockets.Client.nuspec
@@ -20,9 +20,9 @@ There are also two other packages, one with the server API only and another with
     <tags>nanoFramework C# csharp netmf netnf WebSockets</tags>
     <dependencies>
       <group targetFramework=".NETnanoFramework1.0">
-        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" />
-        <dependency id="nanoFramework.System.Collections" version="2.0.0-preview.15" />
-        <dependency id="nanoFramework.System.Net" version="2.0.0-preview.39" />
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.63" />
+        <dependency id="nanoFramework.System.Collections" version="2.0.0-preview.24" />
+        <dependency id="nanoFramework.System.Net" version="2.0.0-preview.45" />
       </group>
     </dependencies>
   </metadata>
diff --git a/nanoframework.System.Net.WebSockets.Server.nuspec b/nanoframework.System.Net.WebSockets.Server.nuspec
index e584d0d..f0719c5 100644
--- a/nanoframework.System.Net.WebSockets.Server.nuspec
+++ b/nanoframework.System.Net.WebSockets.Server.nuspec
@@ -20,7 +20,7 @@ There are also two other packages, one with the client API only and another with
     <tags>nanoFramework C# csharp netmf netnf WebSockets</tags>
     <dependencies>
       <group targetFramework=".NETnanoFramework1.0">
-        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" />
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.63" />
         <dependency id="nanoFramework.System.Net.Http" version="2.0.0-preview.21" />
       </group>
     </dependencies>
diff --git a/nanoframework.System.Net.WebSockets.nuspec b/nanoframework.System.Net.WebSockets.nuspec
index 3f25cb2..078273c 100644
--- a/nanoframework.System.Net.WebSockets.nuspec
+++ b/nanoframework.System.Net.WebSockets.nuspec
@@ -21,7 +21,7 @@ These are meant to be used when there is the need to use smaller assemblies.</de
     <tags>nanoFramework C# csharp netmf netnf WebSockets</tags>
     <dependencies>
       <group targetFramework=".NETnanoFramework1.0">
-        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.52" />
+        <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.63" />
         <dependency id="nanoFramework.System.Net.Http" version="2.0.0-preview.21" />
       </group>
     </dependencies>