diff --git a/stepmania/src/RageSoundReader.h b/stepmania/src/RageSoundReader.h
index 707a0a4d9d..64f22753c7 100644
--- a/stepmania/src/RageSoundReader.h
+++ b/stepmania/src/RageSoundReader.h
@@ -25,7 +25,7 @@ public:
 	virtual int GetNextStreamFrame() const { return 0; } // XXX: should be pure
 	virtual float GetStreamToSourceRatio() const { return 1.0f; } // XXX: should be pure
 
-	string GetError() const { return m_sError; }
+	RString GetError() const { return m_sError; }
 
 protected:
 	void SetError( RString sError ) const { m_sError = sError; }