diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index f82ddd7e..5cb07489 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -45,7 +45,9 @@ jobs:
         uses: rlespinasse/github-slug-action@v4.4.1
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@v3.0.2
+        uses: sigstore/cosign-installer@f3c664df7af409cb4873aa5068053ba9d61a57b6 #v2.6.0
+        with:
+          cosign-release: 'v1.13.1'
       - name: Tailscale
         uses: tailscale/github-action@v1
         with: