diff --git a/src/tracks/InstrumentTrack.cpp b/src/tracks/InstrumentTrack.cpp
index 74980c103..73adbbde8 100644
--- a/src/tracks/InstrumentTrack.cpp
+++ b/src/tracks/InstrumentTrack.cpp
@@ -1193,6 +1193,9 @@ class fxLineLcdSpinBox : public lcdSpinBox
 		virtual void mouseDoubleClickEvent ( QMouseEvent * _me )
 		{
 			engine::fxMixerView()->setCurrentFxLine( model()->value() );
+
+			engine::fxMixerView()->show();// show fxMixer window
+			engine::fxMixerView()->setFocus();// set focus to fxMixer window
 			//engine::getFxMixerView()->raise();
 		}
 };