diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index f8051723e..b5cedb462 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -32,7 +32,7 @@ jobs:
           ./apko version
 
       - name: Setup cosign (needed in CI tests)
-        uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
+        uses: sigstore/cosign-installer@c56c2d3e59e4281cc41dea2217323ba5694b171e # v3.8.0
 
       - name: Setup crane (needed in CI tests)
         uses: imjasonh/setup-crane@31b88efe9de28ae0ffa220711af4b60be9435f6e # v0.4
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 9ce8b7ddb..f8015311c 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -29,7 +29,7 @@ jobs:
         go-version-file: 'go.mod'
         check-latest: true
 
-    - uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
+    - uses: sigstore/cosign-installer@c56c2d3e59e4281cc41dea2217323ba5694b171e # v3.8.0
 
     - uses: goreleaser/goreleaser-action@9ed2f89a662bf1735a48bc8557fd212fa902bebf # v2.8.1
       with: