diff --git a/.github/workflows/ci-bisect-caller.yml b/.github/workflows/ci-bisect-caller.yml
index bf6b7ff..bc344aa 100644
--- a/.github/workflows/ci-bisect-caller.yml
+++ b/.github/workflows/ci-bisect-caller.yml
@@ -4,6 +4,9 @@ on:
   push:
     branches: ['claude/**']
 
+permissions:
+  contents: write
+
 jobs:
   ci:
     uses: ./.github/workflows/ci-bisect.yml