diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 8b21e49..96c290b 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -31,12 +31,12 @@ jobs:
       uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
 
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@c0d1daa7f7e14667747d73a7dbbe8c074bc8bfe2
+      uses: github/codeql-action/init@47b3d888fe66b639e431abf22ebca059152f1eea
       with:
         languages: ${{ matrix.language }}
 
     - name: Autobuild
-      uses: github/codeql-action/autobuild@c0d1daa7f7e14667747d73a7dbbe8c074bc8bfe2
+      uses: github/codeql-action/autobuild@47b3d888fe66b639e431abf22ebca059152f1eea
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@c0d1daa7f7e14667747d73a7dbbe8c074bc8bfe2
+      uses: github/codeql-action/analyze@47b3d888fe66b639e431abf22ebca059152f1eea
diff --git a/.github/workflows/snyk-schedule.yml b/.github/workflows/snyk-schedule.yml
index 07188de..10c2850 100644
--- a/.github/workflows/snyk-schedule.yml
+++ b/.github/workflows/snyk-schedule.yml
@@ -54,6 +54,6 @@ jobs:
         run: snyk test --project-name=vermin --package-manager=pip --file=misc/.$reqs-requirements.txt --command=python3 --sarif-file-output=snyk-$reqs.sarif --show-vulnerable-paths=all --print-deps
 
       - name: Upload result to GitHub Code Scanning
-        uses: github/codeql-action/upload-sarif@c0d1daa7f7e14667747d73a7dbbe8c074bc8bfe2
+        uses: github/codeql-action/upload-sarif@47b3d888fe66b639e431abf22ebca059152f1eea
         with:
           sarif_file: snyk-${{matrix.requirements}}.sarif