diff --git a/.github/workflows/ci-pipeline.yml b/.github/workflows/ci-pipeline.yml
index 2cc0e65f..2ef63e7b 100644
--- a/.github/workflows/ci-pipeline.yml
+++ b/.github/workflows/ci-pipeline.yml
@@ -127,7 +127,7 @@ jobs:
       # Install the cosign tool
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
-        uses: sigstore/cosign-installer@v3.10.0
+        uses: sigstore/cosign-installer@v4.0.0
 
       - name: Setup Docker buildx
         uses: docker/setup-buildx-action@v3.11.1
@@ -229,7 +229,7 @@ jobs:
       # Install the cosign tool
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
-        uses: sigstore/cosign-installer@v3.10.0
+        uses: sigstore/cosign-installer@v4.0.0
 
       - name: Setup Docker buildx
         uses: docker/setup-buildx-action@v3.11.1