diff --git a/stepmania/src/NoteData.cpp b/stepmania/src/NoteData.cpp
index 7de9855e98..a4117a3f99 100644
--- a/stepmania/src/NoteData.cpp
+++ b/stepmania/src/NoteData.cpp
@@ -42,6 +42,11 @@ bool IteratorCondition::Mines( const TapNote &tn )
 	return tn.type == TapNote::mine;
 }
 
+bool IteratorCondition::All( const TapNote &tn )
+{
+	return true;
+}
+
 NoteData::NoteData()
 {
 	Init();