diff --git a/framework/core/js/forum/src/components/post-stream.js b/framework/core/js/forum/src/components/post-stream.js
index 90953123e..f0d369281 100644
--- a/framework/core/js/forum/src/components/post-stream.js
+++ b/framework/core/js/forum/src/components/post-stream.js
@@ -248,7 +248,7 @@ class PostStream extends mixin(Component, evented) {
     }
 
     clearTimeout(this.calculatePositionTimeout);
-    this.calculatePositionTimeout = setTimeout(this.calculatePosition.bind(this), 500);
+    this.calculatePositionTimeout = setTimeout(this.calculatePosition.bind(this), 100);
   }
 
   /**