diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index d80f50f..896c41a 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -5,6 +5,11 @@ on:
     branches:
       - main
 
+# Ensure only one deployment runs at a time
+concurrency:
+  group: pages-deploy
+  cancel-in-progress: true
+
 jobs:
   build:
     name: Build Docusaurus