diff --git a/.github/workflows/docker-prune.yml b/.github/workflows/docker-prune.yml
index 49750bd..f4b1a9f 100644
--- a/.github/workflows/docker-prune.yml
+++ b/.github/workflows/docker-prune.yml
@@ -19,6 +19,7 @@ on:
 jobs:
   prune:
     runs-on: ubuntu-latest
+    permissions: write-all
     steps:
       - name: Prune GHCR containers
         uses: vlaurin/action-ghcr-prune@v0.5.0