diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 553afbe..077f9a0 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -12,10 +12,10 @@ jobs:
     timeout-minutes: 30
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
 
     - name: Set up JDK 17
-      uses: actions/setup-java@v5
+      uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5
       with:
         distribution: 'zulu'
         java-version: 17
@@ -28,7 +28,7 @@ jobs:
 
     - name: Upload reports
       if: failure()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
       with:
         name: publish
         path: ./**/build/reports