diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 722f44d..bd37d21 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -9,6 +9,9 @@ on:
     branches: [main]
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   build:
     # Run on push events, OR on pull_request only if from a fork