diff --git a/.github/workflows/nightly_build.yaml b/.github/workflows/nightly_build.yaml
index 645989c..3ca517c 100644
--- a/.github/workflows/nightly_build.yaml
+++ b/.github/workflows/nightly_build.yaml
@@ -21,7 +21,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v3.5.2
       - name: Install cosign
-        uses: sigstore/cosign-installer@9614fae9e5c5eddabb09f90a270fcb487c9f7149 # v3.3.0
+        uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 # v3.4.0
         with:
           cosign-release: v1.13.1
       - name: Install regctl
diff --git a/.github/workflows/release_build.yaml b/.github/workflows/release_build.yaml
index 2e1dd6d..1162fd4 100644
--- a/.github/workflows/release_build.yaml
+++ b/.github/workflows/release_build.yaml
@@ -103,7 +103,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - name: Install cosign
-        uses: sigstore/cosign-installer@9614fae9e5c5eddabb09f90a270fcb487c9f7149 # v3.3.0
+        uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 # v3.4.0
         with:
           cosign-release: v1.13.1
       - name: Install regctl