diff --git a/.github/workflows/claude-code-review.yml b/.github/workflows/claude-code-review.yml
index 83f0d94..a659356 100644
--- a/.github/workflows/claude-code-review.yml
+++ b/.github/workflows/claude-code-review.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index 01b1f34..a693ef5 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 1
 
@@ -38,7 +38,7 @@ jobs:
 
       - name: Reply with result
         if: github.event_name == 'issue_comment' || github.event_name == 'pull_request_review_comment'
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const output = `${{ steps.claude.outputs.response }}`;
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a588dd3..c2568c8 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,16 +12,16 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
           java-version: '21'
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v4
+        uses: gradle/actions/setup-gradle@v5
 
       - name: Build Plugin
         run: ./gradlew buildPlugin
@@ -43,7 +43,7 @@ jobs:
         run: ./gradlew verifyPlugin
 
       - name: Upload Build Artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: plugin-artifact
           path: build/distributions/*.zip
@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Release Please
         id: release
@@ -75,16 +75,16 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
           java-version: '21'
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v4
+        uses: gradle/actions/setup-gradle@v5
 
       - name: Publish to JetBrains Marketplace
         run: ./gradlew publishPlugin