diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index a73a929..2a48849 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
       - name: Set up JDK 21
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v5.6.0
         with:
           java-version: '21'
           distribution: 'temurin'
diff --git a/.github/workflows/upstream-canary.yml b/.github/workflows/upstream-canary.yml
index ead7275..36cef76 100644
--- a/.github/workflows/upstream-canary.yml
+++ b/.github/workflows/upstream-canary.yml
@@ -56,7 +56,7 @@ jobs:
           echo "Latest upstream release: $TAG"
           echo "version=${TAG#v}" >> "$GITHUB_OUTPUT"
       - name: Set up JDK 21
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v5.6.0
         with:
           java-version: '21'
           distribution: 'temurin'