diff --git a/stepmania/src/UnlockSystem.cpp b/stepmania/src/UnlockSystem.cpp
index 5c3b37e2cf..b36d0eb786 100644
--- a/stepmania/src/UnlockSystem.cpp
+++ b/stepmania/src/UnlockSystem.cpp
@@ -76,7 +76,7 @@ SongEntry::SongEntry()
 }
 
 
-static int CompareSongEntries(const SongEntry &se1, const SongEntry &se2)
+static bool CompareSongEntries(const SongEntry &se1, const SongEntry &se2)
 {
 	return se1.m_sSongName < se2.m_sSongName;
 }