diff --git a/.github/workflows/validate-workflows-files.yml b/.github/workflows/validate-workflows-files.yml
index 4dd5a40..8f24df8 100644
--- a/.github/workflows/validate-workflows-files.yml
+++ b/.github/workflows/validate-workflows-files.yml
@@ -1,12 +1,23 @@
 name: Validate workflows files
-on: [ push, pull_request ]
+on:
+  push:
+    branches:
+     - main
+    paths:
+      - '.github/workflows/*.yml'
+  pull_request:
+    paths:
+      - '.github/workflows/*.yml'
 
 jobs:
   validate:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
     steps:
-      - name: Checkout
-        uses: actions/checkout@v3
+      - uses: actions/checkout@v3
+        with:
+          persist-credentials: false
 
       - name: Install action-validator with asdf
         uses: asdf-vm/actions/install@v2