diff --git a/.github/workflows/fork-preview-deploy.yml b/.github/workflows/fork-preview-deploy.yml
index c69804e2e0..0714f37d33 100644
--- a/.github/workflows/fork-preview-deploy.yml
+++ b/.github/workflows/fork-preview-deploy.yml
@@ -5,6 +5,10 @@ on:
     workflows: ["PR Preview Check"]
     types: [completed]
 
+permissions:
+  actions: read
+  contents: write
+
 jobs:
   deploy-fork:
     name: Trigger Preview Build and Deploy (Fork)