diff --git a/src/core/song.cpp b/src/core/song.cpp
index a6aa7224f..d430665ce 100644
--- a/src/core/song.cpp
+++ b/src/core/song.cpp
@@ -797,6 +797,8 @@ void song::clearProject()
 	engine::projectJournal()->clearJournal();
 
 	engine::projectJournal()->setJournalling( true );
+
+	InstrumentTrackView::cleanupWindowCache();
 }