diff --git a/.github/workflows/deploy_unified_header.yml b/.github/workflows/deploy_unified_header.yml
index e677d513..9207e946 100644
--- a/.github/workflows/deploy_unified_header.yml
+++ b/.github/workflows/deploy_unified_header.yml
@@ -1,5 +1,8 @@
 name: Build+deploy to single_header.
 
+permissions:
+  contents: write
+
 on:
   push:
     branches: [ "master" ]