diff --git a/stepmania/src/MusicWheel.cpp b/stepmania/src/MusicWheel.cpp
index 7a0b33ffa2..63e1f13e6a 100644
--- a/stepmania/src/MusicWheel.cpp
+++ b/stepmania/src/MusicWheel.cpp
@@ -1548,7 +1548,7 @@ Song *MusicWheel::GetPreferredSelectionForRandomOrPortal()
 		/* Maintaining difficulties is higher priority than maintaining the current
 		 * group. */
 		if( i == NUM_PROBES/4 )
-			sPreferredGroup.clear();
+			sPreferredGroup = "";
 		if( i == NUM_PROBES/2 )
 			vDifficultiesToRequire.clear();