diff --git a/.github/workflows/metrics.yml b/.github/workflows/metrics.yml
index 8336c2b8..f13f99d1 100644
--- a/.github/workflows/metrics.yml
+++ b/.github/workflows/metrics.yml
@@ -4,6 +4,9 @@ on:
   schedule:
     - cron: "0 0 * * *"
 
+permissions:
+  contents: read
+
 jobs:
   recordMetrics:
     runs-on: ubuntu-latest