diff --git a/src/st/st-scroll-view.c b/src/st/st-scroll-view.c
index e4b3372b2..caa627a5a 100644
--- a/src/st/st-scroll-view.c
+++ b/src/st/st-scroll-view.c
@@ -731,6 +731,9 @@ st_scroll_view_scroll_event (ClutterActor       *self,
   if (!priv->mouse_scroll)
     return FALSE;
 
+  /* throw away this garbage event. we want smooth scrolling. */
+  if (clutter_event_is_pointer_emulated ((ClutterEvent *) event))
+    return TRUE;
 
   switch (event->direction)
     {