diff --git a/stepmania/src/RageSound.cpp b/stepmania/src/RageSound.cpp
index 88903bd08a..a2a7ac9add 100644
--- a/stepmania/src/RageSound.cpp
+++ b/stepmania/src/RageSound.cpp
@@ -155,7 +155,7 @@ public:
 	int GetLength() const { return 0; }
 	int GetLength_Fast() const { return 0; }
 	int SetPosition( int iFrame )  { return 1; }
-	int Read( char *buf, int iFrames ) { return RageSoundReader::END_OF_FILE; }
+	int Read( int16_t *pBuf, int iFrames ) { return RageSoundReader::END_OF_FILE; }
 	RageSoundReader *Copy() const { return new RageSoundReader_Silence; }
 	int GetSampleRate() const { return 44100; }
 	unsigned GetNumChannels() const { return 1; }