diff --git a/.github/workflows/spelling.yml b/.github/workflows/spelling.yml
index 06a93ca..733eeb9 100644
--- a/.github/workflows/spelling.yml
+++ b/.github/workflows/spelling.yml
@@ -4,10 +4,10 @@ name: Spellcheck
 on:
   push:
     branches: 
-      - '**'
+      - ${{ github.ref }}
   pull_request:
     branches: 
-      - '**'
+      - ${{ github.head_ref }}
   workflow_dispatch:
 
 jobs: