diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eb4a0ca..2ede0d6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,10 +35,10 @@ jobs:
       # Verify gradle-wrapper.jar matches a known-good Gradle release checksum before it is
       # executed — guards against a tampered wrapper jar (a classic build-time backdoor).
       - name: Validate Gradle wrapper
-        uses: gradle/actions/wrapper-validation@3f131e8634966bd73d06cc69884922b02e6faf92 # v6
+        uses: gradle/actions/wrapper-validation@9c971963bec38e04b3d30dcc455b5382be2fdbfb # v6
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@3f131e8634966bd73d06cc69884922b02e6faf92 # v6
+        uses: gradle/actions/setup-gradle@9c971963bec38e04b3d30dcc455b5382be2fdbfb # v6
 
       - name: Build and test
         run: ./gradlew clean build test --stacktrace