diff --git a/.github/workflows/gen.yml b/.github/workflows/gen.yml
index c2204c87..2ddbc90f 100644
--- a/.github/workflows/gen.yml
+++ b/.github/workflows/gen.yml
@@ -10,6 +10,8 @@ on:
 
   workflow_dispatch:
 
+permissions: {}
+
 jobs:
   codegen:
     runs-on: ubuntu-latest