diff --git a/.github/workflows/release-openfeature.yml b/.github/workflows/release-openfeature.yml
index 5932285..885969b 100644
--- a/.github/workflows/release-openfeature.yml
+++ b/.github/workflows/release-openfeature.yml
@@ -16,16 +16,16 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
     - name: Set up JDK 8
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@c1e323688fd81a25caa38c78aa6df2d33d3e20d9 # v4
       with:
         java-version: '8'
         distribution: 'temurin'
 
     - name: Cache Maven dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
       with:
         path: ~/.m2/repository
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}