diff --git a/.github/workflows/publish_docs.yml b/.github/workflows/publish_docs.yml
index 3fe3fb06..701cf988 100644
--- a/.github/workflows/publish_docs.yml
+++ b/.github/workflows/publish_docs.yml
@@ -5,6 +5,10 @@ on:
     branches:
       - master 
 
+concurrency: 
+  group: publish-docs
+  cancel-in-progress: true
+
 env:
   HYDRUS_DOCS_SITE_URL: "https://hydrusnetwork.github.io/hydrus/"