diff --git a/.github/workflows/.build.yaml b/.github/workflows/.build.yaml
index b0f40c59..760da6f3 100644
--- a/.github/workflows/.build.yaml
+++ b/.github/workflows/.build.yaml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@b09bb98e06d4d774595224525879c09bc6e98c40 # v2.20.1
+        uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
         with:
           egress-policy: audit
 
diff --git a/.github/workflows/actionlint.yaml b/.github/workflows/actionlint.yaml
index 263c9fd2..5679f106 100644
--- a/.github/workflows/actionlint.yaml
+++ b/.github/workflows/actionlint.yaml
@@ -24,7 +24,7 @@ jobs:
     name: Action lint
     runs-on: ubuntu-latest
     steps:
-      - uses: step-security/harden-runner@b09bb98e06d4d774595224525879c09bc6e98c40 # v2.20.1
+      - uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
         with:
           egress-policy: block
           allowed-endpoints: >
diff --git a/.github/workflows/zizmor.yaml b/.github/workflows/zizmor.yaml
index 0951fdc4..f8c449d7 100644
--- a/.github/workflows/zizmor.yaml
+++ b/.github/workflows/zizmor.yaml
@@ -26,7 +26,7 @@ jobs:
       contents: read # Clone the repository
       security-events: write # Upload SARIF results to Code Scanning
     steps:
-      - uses: step-security/harden-runner@b09bb98e06d4d774595224525879c09bc6e98c40 # v2.20.1
+      - uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
         with:
           egress-policy: block
           allowed-endpoints: >