diff --git a/common/content/events.js b/common/content/events.js
index d13fa72a..2b25b6a3 100644
--- a/common/content/events.js
+++ b/common/content/events.js
@@ -905,7 +905,7 @@ function Events() //{{{
 
             try
             {
-                liberator.threadYield(true, true);
+                liberator.threadYield(false, true);
 
                 noremap = !!noremap;