diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4e8aeca..cf25a6b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -308,7 +308,7 @@ 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
@@ -458,7 +458,7 @@ 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
diff --git a/.github/workflows/reusable-zfs-build.yml b/.github/workflows/reusable-zfs-build.yml
index beb8151..760d18e 100644
--- a/.github/workflows/reusable-zfs-build.yml
+++ b/.github/workflows/reusable-zfs-build.yml
@@ -142,7 +142,7 @@ 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