diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 18e2572..f3348f5 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,4 +1,6 @@
 name: Unit Tests
+permissions:
+  contents: read
 
 on: pull_request