diff --git a/.github/workflows/jspecify.yml b/.github/workflows/jspecify.yml
index a086b79329c..b4617201d58 100644
--- a/.github/workflows/jspecify.yml
+++ b/.github/workflows/jspecify.yml
@@ -14,9 +14,11 @@ jobs:
     env:
       JAVA_VERSION: 24
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262
+      with:
+        persist-credentials: false
     - name: Set up JDK 24
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@c1e323688fd81a25caa38c78aa6df2d33d3e20d9
       with:
         java-version: 24
         distribution: 'temurin'