diff --git a/src/gui/editors/PianoRoll.cpp b/src/gui/editors/PianoRoll.cpp
index c235fa8b4..3184fa44f 100644
--- a/src/gui/editors/PianoRoll.cpp
+++ b/src/gui/editors/PianoRoll.cpp
@@ -862,6 +862,8 @@ void PianoRoll::shiftPos( int amount ) //shift notes pos by amount
 		}
 	}
 
+	m_pattern->rearrangeAllNotes();
+
 	// we modified the song
 	update();
 	gui->songEditor()->update();