diff --git a/.github/workflows/base.yml b/.github/workflows/base.yml
index 4f9aafba..7313fb57 100644
--- a/.github/workflows/base.yml
+++ b/.github/workflows/base.yml
@@ -11,6 +11,9 @@ on:
 
 name: Check, Build and Test
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
   cancel-in-progress: true