diff --git a/.github/workflows/phpcheck.yml b/.github/workflows/phpcheck.yml
index 4f85388..d8c0406 100644
--- a/.github/workflows/phpcheck.yml
+++ b/.github/workflows/phpcheck.yml
@@ -2,6 +2,9 @@ name: Psalm Static analysis
 
 on: [push, pull_request]
 
+permissions:
+  contents: read
+
 jobs:
   psalm:
     name: Psalm