diff --git a/.github/workflows/stack-healthcheck.yml b/.github/workflows/stack-healthcheck.yml
index 2701875..e00477d 100644
--- a/.github/workflows/stack-healthcheck.yml
+++ b/.github/workflows/stack-healthcheck.yml
@@ -5,6 +5,8 @@ on:
   pull_request:
   workflow_dispatch:
 
+permissions: read-all
+
 jobs:
   test:
     name: Test Stack
@@ -18,4 +20,4 @@ jobs:
       - name: Check database creation
         run: docker compose logs | grep "Success. You can now start the database server"
       - name: Check postgres init
-        run: docker compose logs | grep "PostgreSQL init process complete; ready for start up."
\ No newline at end of file
+        run: docker compose logs | grep "PostgreSQL init process complete; ready for start up."