diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b0446ae..f3b2842 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,6 +9,8 @@ on:
 
 jobs:
   build:
+    permissions:
+      contents: read
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v7