diff --git a/.github/workflows/build-ruby.yml b/.github/workflows/build-ruby.yml
index c406976..d16aab2 100644
--- a/.github/workflows/build-ruby.yml
+++ b/.github/workflows/build-ruby.yml
@@ -33,7 +33,7 @@ env:
 jobs:
   token-check:
     name: BoringCache Token Check
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: Require save and restore tokens
         run: |
@@ -49,7 +49,7 @@ jobs:
 
   prepare:
     needs: token-check
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     outputs:
       matrix: ${{ steps.setup.outputs.matrix }}
       versions: ${{ steps.setup.outputs.versions }}
@@ -458,7 +458,7 @@ jobs:
 
   cleanup:
     needs: [build-ruby]
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     if: always()
     steps:
       - name: Setup BoringCache CLI
@@ -481,7 +481,7 @@ jobs:
   build-status:
     name: Build Status
     needs: [token-check, prepare, build-ruby, cleanup]
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     if: always()
     steps:
       - name: Verify required jobs
diff --git a/.github/workflows/check-ruby-versions.yml b/.github/workflows/check-ruby-versions.yml
index 111049d..ce1f084 100644
--- a/.github/workflows/check-ruby-versions.yml
+++ b/.github/workflows/check-ruby-versions.yml
@@ -13,7 +13,7 @@ concurrency:
 
 jobs:
   check-versions:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v6
 
diff --git a/.github/workflows/validate-ruby.yml b/.github/workflows/validate-ruby.yml
index 9d633e5..b93b177 100644
--- a/.github/workflows/validate-ruby.yml
+++ b/.github/workflows/validate-ruby.yml
@@ -10,7 +10,7 @@ permissions:
 jobs:
   validate:
     name: Ruby Config Validation
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v6
 
diff --git a/versions.yml b/versions.yml
index 6f030a7..d2a57a8 100644
--- a/versions.yml
+++ b/versions.yml
@@ -3,51 +3,51 @@
 # Reference: https://endoflife.date/ruby
 versions:
   # Ruby 4.0.x series (Stable - Normal Maintenance until 2029-03-31)
-  - version: "4.0.4"
+  - version: "4.0.7"
     status: "stable"
     priority: "high"
     maintenance: "normal"
     eol_date: "2029-03-31"
-  - version: "4.0.3"
+  - version: "4.0.4"
     status: "stable"
     priority: "medium"
     maintenance: "normal"
     eol_date: "2029-03-31"
-  - version: "4.0.2"
+  - version: "4.0.3"
     status: "stable"
     priority: "low"
     maintenance: "normal"
     eol_date: "2029-03-31"
 
   # Ruby 3.4.x series (Stable - Normal Maintenance until 2028-03-31)
-  - version: "3.4.9"
+  - version: "3.4.11"
     status: "stable"
     priority: "high"
     maintenance: "normal"
     eol_date: "2028-03-31"
-  - version: "3.4.8"
+  - version: "3.4.9"
     status: "stable"
     priority: "medium"
     maintenance: "normal"
     eol_date: "2028-03-31"
-  - version: "3.4.7"
+  - version: "3.4.8"
     status: "stable"
     priority: "low"
     maintenance: "normal"
     eol_date: "2028-03-31"
 
   # Ruby 3.3.x series (Stable - Normal Maintenance until 2027-03-31)
-  - version: "3.3.11"
+  - version: "3.3.12"
     status: "stable"
     priority: "high"
     maintenance: "normal"
     eol_date: "2027-03-31"
-  - version: "3.3.10"
+  - version: "3.3.11"
     status: "stable"
     priority: "medium"
     maintenance: "normal"
     eol_date: "2027-03-31"
-  - version: "3.3.9"
+  - version: "3.3.10"
     status: "stable"
     priority: "low"
     maintenance: "normal"
@@ -77,7 +77,7 @@ platforms:
   ubuntu-25.04:
     architectures: ["amd64", "arm64"]
     runners:
-      amd64: "ubuntu-latest"
+      amd64: "ubuntu-24.04"
       arm64: "ubuntu-24.04-arm"
     container: "ubuntu:25.04"
     build_type: "docker"
@@ -87,7 +87,7 @@ platforms:
   debian-bookworm:
     architectures: ["amd64", "arm64"]
     runners:
-      amd64: "ubuntu-latest"
+      amd64: "ubuntu-24.04"
       arm64: "ubuntu-24.04-arm"
     container: "debian:bookworm-slim"
     build_type: "docker"
@@ -97,7 +97,7 @@ platforms:
   alpine:
     architectures: ["amd64"]
     runners:
-      amd64: "ubuntu-latest"
+      amd64: "ubuntu-24.04"
     container: "alpine:latest"
     build_type: "docker"
 
@@ -105,7 +105,7 @@ platforms:
   arch:
     architectures: ["amd64"]
     runners:
-      amd64: "ubuntu-latest"
+      amd64: "ubuntu-24.04"
     container: "archlinux:latest"
     build_type: "docker"