diff --git a/Gemfile.lock b/Gemfile.lock
index 9b21506..5f4e1cc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
     prism (1.9.0)
     process_executer (4.1.1)
       track_open_instances (~> 0.1)
-    pstore (0.2.1)
+    pstore (0.3.0)
     public_suffix (7.0.5)
     rchardet (1.10.2)
     rexml (3.4.4)