diff --git a/.github/workflows/deploy_pr_preview.yml b/.github/workflows/deploy_pr_preview.yml
index 547b214ad2..cf52f6fd24 100644
--- a/.github/workflows/deploy_pr_preview.yml
+++ b/.github/workflows/deploy_pr_preview.yml
@@ -13,7 +13,9 @@ on:
     workflows: ["Build pull request preview"]
     types: [completed]
 
-permissions: read-all
+permissions:
+  contents: write
+  pull-requests: write
 
 jobs:
   deploy_pr_preview: