diff --git a/.gitea/workflows/build-java.yml b/.gitea/workflows/build-java.yml
index b0a5873..1ca5fca 100644
--- a/.gitea/workflows/build-java.yml
+++ b/.gitea/workflows/build-java.yml
@@ -18,7 +18,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Login to Registry
-      uses: docker/login-action@v3
+      uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
       with:
         registry: ${{ secrets.REGISTRY_URL }}
         username: ${{ secrets.REGISTRY_USER }}
diff --git a/.gitea/workflows/build-php.yml b/.gitea/workflows/build-php.yml
index 380e826..5731898 100644
--- a/.gitea/workflows/build-php.yml
+++ b/.gitea/workflows/build-php.yml
@@ -18,7 +18,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Login to Registry
-      uses: docker/login-action@v3
+      uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
       with:
         registry: ${{ secrets.REGISTRY_URL }}
         username: ${{ secrets.REGISTRY_USER }}
diff --git a/.gitea/workflows/build-python.yml b/.gitea/workflows/build-python.yml
index c730c6d..70c5321 100644
--- a/.gitea/workflows/build-python.yml
+++ b/.gitea/workflows/build-python.yml
@@ -15,7 +15,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Login to Registry
-      uses: docker/login-action@v3
+      uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
       with:
         registry: ${{ secrets.REGISTRY_URL }}
         username: ${{ secrets.REGISTRY_USER }}