diff --git a/stepmania/src/NotesWriterSM.cpp b/stepmania/src/NotesWriterSM.cpp
index 450306f1d9..76efa90d42 100644
--- a/stepmania/src/NotesWriterSM.cpp
+++ b/stepmania/src/NotesWriterSM.cpp
@@ -245,6 +245,8 @@ bool NotesWriterSM::Write( RString sPath, const Song &out, bool bSavingCache )
 		RString sTag = GetSMNotesTag( out, *pSteps, bSavingCache );
 		f.PutLine( sTag );
 	}
+	if( !f.Flush() )
+		return false;
 
 	return true;
 }