diff --git a/apps/common/main/lib/component/Mixtbar.js b/apps/common/main/lib/component/Mixtbar.js
index 989ef9599..1dc15a321 100644
--- a/apps/common/main/lib/component/Mixtbar.js
+++ b/apps/common/main/lib/component/Mixtbar.js
@@ -107,7 +107,7 @@ define([
                 $scrollL.on('click', onScrollTabs.bind(this, 'left'));
                 $scrollR.on('click', onScrollTabs.bind(this, 'right'));
 
-                me.$tabs.on('dblclick', onTabDblclick.bind(this));
+                $boxTabs.on('dblclick', '> .ribtab', onTabDblclick.bind(this));
             },
 
             isTabActive: function(tag) {