diff --git a/History.markdown b/History.markdown
index d515542b..57e28828 100644
--- a/History.markdown
+++ b/History.markdown
@@ -68,6 +68,7 @@
   * Update site History (#6460)
   * Site: Add default twitter card image (#6476)
   * Update normalize.css to v7.0.0 (#6491)
+  * add jekyll-pwa-plugin (#6533)
 
 ### Bug Fixes