diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index a7ddebfd..d366040f 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -1,5 +1,8 @@
 name: Testing
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true