diff --git a/.github/workflows/race-tests.yml b/.github/workflows/race-tests.yml
index 52b812c..486c9d0 100644
--- a/.github/workflows/race-tests.yml
+++ b/.github/workflows/race-tests.yml
@@ -5,6 +5,9 @@ on:
     - cron: "0 7 4 * *"
   workflow_dispatch: { }
 
+permissions:
+  contents: read
+
 jobs:
   race-1:
     name: Race Test 1