diff --git a/.github/workflows/functional-tests.yml b/.github/workflows/functional-tests.yml
index 2fde598..313df0e 100644
--- a/.github/workflows/functional-tests.yml
+++ b/.github/workflows/functional-tests.yml
@@ -7,6 +7,9 @@ on:
     branches: [main]
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   functional-tests:
     name: Functional Tests (Magento 2.4.8, PHP 8.4)