diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bc82939..088ba27 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -152,7 +152,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       # Sign container
-      - uses: sigstore/cosign-installer@v3.0.3
+      - uses: sigstore/cosign-installer@v3.0.5
         if: github.event_name != 'pull_request'
 
       - name: Sign container image
@@ -364,7 +364,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       # Sign container
-      - uses: sigstore/cosign-installer@v3.0.3
+      - uses: sigstore/cosign-installer@v3.0.5
         if: github.event_name != 'pull_request'
 
       - name: Sign container image