diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 2444044..281b6aa 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -41,13 +41,13 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v4
+        uses: github/codeql-action/init@v4.37.3
         with:
           languages: ${{ matrix.language }}
           build-mode: ${{ matrix.build-mode }}
           config-file: ./.github/codeql/codeql-config.yml
 
       - name: Analyze
-        uses: github/codeql-action/analyze@v4
+        uses: github/codeql-action/analyze@v4.37.3
         with:
           category: "/language:${{ matrix.language }}"
diff --git a/.github/workflows/slither.yml b/.github/workflows/slither.yml
index 5e6d1e2..fc629a3 100644
--- a/.github/workflows/slither.yml
+++ b/.github/workflows/slither.yml
@@ -54,7 +54,7 @@ jobs:
 
       - name: Upload Slither SARIF
         if: ${{ always() && hashFiles('slither-results.sarif') != '' }}
-        uses: github/codeql-action/upload-sarif@v4
+        uses: github/codeql-action/upload-sarif@v4.37.3
         with:
           sarif_file: slither-results.sarif
           category: slither