diff --git a/stepmania/src/StreamDisplay.cpp b/stepmania/src/StreamDisplay.cpp
index f084de4d07..eaa42b45f9 100644
--- a/stepmania/src/StreamDisplay.cpp
+++ b/stepmania/src/StreamDisplay.cpp
@@ -155,7 +155,7 @@ void StreamDisplay::SetHotAlpha( float fHotAlpha )
 	m_fHotAlpha = fHotAlpha;
 }
 
-void StreamDisplay::GetChamberIndexAndOverslow( float fPercent, int& iChamberOut, float& fChamberOverflowPercentOut )
+void StreamDisplay::GetChamberIndexAndOverflow( float fPercent, int& iChamberOut, float& fChamberOverflowPercentOut )
 {
 	iChamberOut = (int)(fPercent*m_iNumChambers);
 	fChamberOverflowPercentOut = fPercent*m_iNumChambers - iChamberOut;
@@ -248,7 +248,7 @@ void StreamDisplay::DrawMask( float fPercent )
 
 	int iChamber;
 	float fChamberOverflowPercent;
-	GetChamberIndexAndOverslow( fPercent, iChamber, fChamberOverflowPercent );
+	GetChamberIndexAndOverflow( fPercent, iChamber, fChamberOverflowPercent );
 	float fRightPercent = GetRightEdgePercent( iChamber, fChamberOverflowPercent );
 	float fHeightPercent = GetHeightPercent( iChamber, fChamberOverflowPercent );
 	float fChamberLeftPercent = GetChamberLeftPercent( iChamber );
diff --git a/stepmania/src/StreamDisplay.h b/stepmania/src/StreamDisplay.h
index 9e5ce52624..89a0e1b00d 100644
--- a/stepmania/src/StreamDisplay.h
+++ b/stepmania/src/StreamDisplay.h
@@ -47,7 +47,7 @@ private:
 	float m_fPassingAlpha;
 	float m_fHotAlpha;
 
-	void GetChamberIndexAndOverslow( float fPercent, int& iChamberOut, float& fChamberOverflowPercentOut );
+	void GetChamberIndexAndOverflow( float fPercent, int& iChamberOut, float& fChamberOverflowPercentOut );
 	float GetChamberLeftPercent( int iChamber );
 	float GetChamberRightPercent( int iChamber );
 	float GetRightEdgePercent( int iChamber, float fChamberOverflowPercent );