diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 84cca03..a8c2b2b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -85,7 +85,7 @@ jobs:
             --compression-format=zstd:chunked
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@7e8b541eb2e61bf99390e1afd4be13a184e9ebc5 # v3.10.1
+        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
         if: github.event_name != 'pull_request'
 
       - name: Sign container image