diff --git a/.github/workflows/confluence.yml b/.github/workflows/confluence.yml
index 9e131586..d130ca8d 100644
--- a/.github/workflows/confluence.yml
+++ b/.github/workflows/confluence.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/ldap-toolbox.yml b/.github/workflows/ldap-toolbox.yml
index 0023074b..629d7c1a 100644
--- a/.github/workflows/ldap-toolbox.yml
+++ b/.github/workflows/ldap-toolbox.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/openldap.yml b/.github/workflows/openldap.yml
index 43609d7b..7e90eb0b 100644
--- a/.github/workflows/openldap.yml
+++ b/.github/workflows/openldap.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/otel-collector.yml b/.github/workflows/otel-collector.yml
index 797639d5..ce6c3229 100644
--- a/.github/workflows/otel-collector.yml
+++ b/.github/workflows/otel-collector.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/simplesamlphp.yml b/.github/workflows/simplesamlphp.yml
index 7c4223ef..5d27fef2 100644
--- a/.github/workflows/simplesamlphp.yml
+++ b/.github/workflows/simplesamlphp.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/slack-invite-automation.yml b/.github/workflows/slack-invite-automation.yml
index e41566a1..8aafc8a1 100644
--- a/.github/workflows/slack-invite-automation.yml
+++ b/.github/workflows/slack-invite-automation.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/uka-webserver.yml b/.github/workflows/uka-webserver.yml
index 2fa7ec5b..c2771bd5 100644
--- a/.github/workflows/uka-webserver.yml
+++ b/.github/workflows/uka-webserver.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/web-1.yml b/.github/workflows/web-1.yml
index e5fdc6a4..e68ee09e 100644
--- a/.github/workflows/web-1.yml
+++ b/.github/workflows/web-1.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/webdavcgi.yml b/.github/workflows/webdavcgi.yml
index b6eca54c..b19aa867 100644
--- a/.github/workflows/webdavcgi.yml
+++ b/.github/workflows/webdavcgi.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
-      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      - uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}