diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 4008b8a..8a7f736 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -15,6 +15,8 @@ jobs:
   tests:
     name: Run unit tests
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
     steps:
       - name: Checkout repository