diff --git a/.github/workflows/cflite_pr.yml b/.github/workflows/cflite_pr.yml
index 0c085a7..39b6a3c 100644
--- a/.github/workflows/cflite_pr.yml
+++ b/.github/workflows/cflite_pr.yml
@@ -19,7 +19,7 @@ jobs:
       cancel-in-progress: true
     steps:
       - name: Harden runner (audit)
-        uses: step-security/harden-runner@b09bb98e06d4d774595224525879c09bc6e98c40 # v2.20.1
+        uses: step-security/harden-runner@05e31511f85b41b11d1cf0ef85d0992719546e2c # v2.21.0
         with:
           egress-policy: audit
       - name: Build Rust fuzzers
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index a6e213e..ace2216 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -19,7 +19,7 @@ jobs:
       security-events: write
     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