diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 50f3c31..56ebbd2 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -3,6 +3,8 @@ on: push
 jobs:
   publish:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
       - uses: actions/checkout@v1
       - name: Build docker image