diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 484c1645..192b6276 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -2,6 +2,9 @@ name: Run Tests & Linting
 
 on: [push, pull_request]
 
+permissions:
+  contents: read
+
 jobs:
   # ── Tests ──────────────────────────────────────────────────────────────
   test: