diff --git a/.github/workflows/develop-and-feature-branches.yml b/.github/workflows/develop-and-feature-branches.yml
index b2bb9703..78742bce 100644
--- a/.github/workflows/develop-and-feature-branches.yml
+++ b/.github/workflows/develop-and-feature-branches.yml
@@ -253,7 +253,7 @@ jobs:
           echo "${{ secrets.GPG_PRIVATE_KEY }}" | base64 -d | gpg --import --batch
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
+        uses: sigstore/cosign-installer@6f9f17788090df1f26f669e9d70d6ae9567deba6 # v4.1.2
 
       - name: Update Helm chart and values yaml-Files
         env:
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 77942bb6..5f6ac9ad 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -244,7 +244,7 @@ jobs:
           echo "${{ secrets.GPG_PRIVATE_KEY }}" | base64 -d | gpg --import --batch
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
+        uses: sigstore/cosign-installer@6f9f17788090df1f26f669e9d70d6ae9567deba6 # v4.1.2
 
       - name: Update Helm chart and values yaml-Files
         env: