diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 91a9bed..f1cf601 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
           mkdir build
           cmake -S . -B build
       - name: SonarQube Scan
-        uses: SonarSource/sonarqube-scan-action@v4
+        uses: SonarSource/sonarqube-scan-action@9e3b4566ddf746ecad637e9e760676f10e8229d6
         env:
           SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}
           SONAR_HOST_URL: ${{ secrets.SONAR_HOST_URL }} # SonarQube URL is stored in a GitHub secret