diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b3b891f..1473f61 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -28,15 +28,15 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: ${{ matrix.language }}
 
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v3
+        uses: github/codeql-action/autobuild@v4
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@v4
         # Code scanning upload needs GitHub Advanced Security, which private repos
         # on the free plan don't have. Analyze always; upload only when public
         # (auto-enables at submission). continue-on-error guards the weekly schedule.
diff --git a/.github/workflows/slither.yml b/.github/workflows/slither.yml
index b7931ee..a888651 100644
--- a/.github/workflows/slither.yml
+++ b/.github/workflows/slither.yml
@@ -31,7 +31,7 @@ jobs:
       # Code scanning upload needs GitHub Advanced Security (not on free private
       # repos). Skip cleanly while private; uploads automatically once public.
       - name: Upload SARIF
-        uses: github/codeql-action/upload-sarif@v3
+        uses: github/codeql-action/upload-sarif@v4
         if: always() && steps.slither.outputs.sarif != '' && github.event.repository.visibility == 'public'
         continue-on-error: true
         with: