diff --git a/.github/workflows/release-builder.yml b/.github/workflows/release-builder.yml
index 7a1786e..a215789 100644
--- a/.github/workflows/release-builder.yml
+++ b/.github/workflows/release-builder.yml
@@ -31,7 +31,7 @@ jobs:
           go-version: '1.24.3'
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@3454372f43399081ed03b604cb2d021dabca52bb # v3.8.2
+        uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac # v3.9.1
         with:
           cosign-release: 'v2.4.0'