diff --git a/.github/workflows/trufflehog.yml b/.github/workflows/trufflehog.yml
index 20afcac5..84d3a564 100644
--- a/.github/workflows/trufflehog.yml
+++ b/.github/workflows/trufflehog.yml
@@ -42,10 +42,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         with:
           fetch-depth: 0  # Ensure full clone for pull request workflows
-          ref: ${{ github.head_ref }}  # Fetch specific branch/commit for pull requests
 
       - name: TruffleHog OSS
         id: trufflehog
diff --git a/docs/DEVELOPMENT.md b/docs/DEVELOPMENT.md
index 383d2cd6..bec1ba8d 100644
--- a/docs/DEVELOPMENT.md
+++ b/docs/DEVELOPMENT.md
@@ -240,7 +240,7 @@ act --list
 >> 0      lint-test                    lint-test                    Lint and Test Charts                            helm-test.yml              pull_request,workflow_dispatch     
 
 # run action with job-id lint-test for event as defined in pr-event.json
-act --job lint-test -e .act/pr-event.json
+act --job lint-test -e .act/pr_event.json
 ```
 
 # Notes on the release