diff --git a/.github/workflows/claude-pr-review.yml b/.github/workflows/claude-pr-review.yml
index 8611b1e4a..61d21a4e8 100644
--- a/.github/workflows/claude-pr-review.yml
+++ b/.github/workflows/claude-pr-review.yml
@@ -39,7 +39,7 @@ jobs:
           persist-credentials: false
 
       - name: Run the reviewer agent
-        uses: anthropics/claude-code-action@1d6de8cb0c237e7c15e9e1bdf973826ebae490cc # v1.0.248
+        uses: anthropics/claude-code-action@db77d4d3c98f3f6380e7cd45ffba2342a3dbde3c # v1.0.254
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           trigger_phrase: "@claude-pr-review"
diff --git a/.github/workflows/security-analysis.yml b/.github/workflows/security-analysis.yml
index 3d1483a8f..9f94372cd 100644
--- a/.github/workflows/security-analysis.yml
+++ b/.github/workflows/security-analysis.yml
@@ -86,7 +86,7 @@ jobs:
         persist-credentials: false
 
     - name: Run TruffleHog OSS
-      uses: trufflesecurity/trufflehog@e76dff8a7e57d6df0c60ad8cbf5d5cba505a8fc9 # v3.99.2
+      uses: trufflesecurity/trufflehog@e63326d6545de8f425d93ce24078c6e68d83f70e # v3.99.3
       with:
         path: ./
         # `--exclude-detectors=lob`: TruffleHog's Lob key pattern is
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 7288fb2a2..73acf14e2 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -68,7 +68,7 @@ jobs:
 
       - name: Upload the SARIF report
         if: always()
-        uses: github/codeql-action/upload-sarif@24c54180a607b1449ed407dd24f251e4e9147c8d # v4.38.3
+        uses: github/codeql-action/upload-sarif@6f2ac81f5cd81fe351a197ba0b00d91d03cd2aee # v4.39.0
         # Pull requests from forks get a read-only GITHUB_TOKEN, so the upload
         # is rejected there. That must not fail the audit — the findings still
         # appear in the step log below, and the gate step still blocks the PR.