diff --git a/stepmania/src/Player.cpp b/stepmania/src/Player.cpp
index 6f7c47d91c..4f79c0a780 100644
--- a/stepmania/src/Player.cpp
+++ b/stepmania/src/Player.cpp
@@ -390,14 +390,17 @@ void Player::Step( int col )
 
 		switch( GAMESTATE->m_PlayerController[m_PlayerNumber] )
 		{
-		case PC_HUMAN:
-			if(		 fSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowMarvelousSeconds )	score = TNS_MARVELOUS;
-			else if( fSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowPerfectSeconds )	score = TNS_PERFECT;
-			else if( fSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowGreatSeconds )		score = TNS_GREAT;
-			else if( fSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowGoodSeconds )		score = TNS_GOOD;
-			else if( fSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowBooSeconds )		score = TNS_BOO;
+		case PC_HUMAN: {
+			/* 1 is normal.  2 means scoring is half as hard; .5 means it's twice as hard. */
+			float fScaledSecondsFromPerfect = fSecondsFromPerfect / PREFSMAN->m_fJudgeWindowScale;
+			if(		 fScaledSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowMarvelousSeconds )	score = TNS_MARVELOUS;
+			else if( fScaledSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowPerfectSeconds )	score = TNS_PERFECT;
+			else if( fScaledSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowGreatSeconds )		score = TNS_GREAT;
+			else if( fScaledSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowGoodSeconds )		score = TNS_GOOD;
+			else if( fScaledSecondsFromPerfect <= PREFSMAN->m_fJudgeWindowBooSeconds )		score = TNS_BOO;
 			else	score = TNS_NONE;
 			break;
+		}
 		case PC_CPU:
 			score = PlayerAI::GetTapNoteScore( GAMESTATE->m_iCpuSkill[m_PlayerNumber], GAMESTATE->GetSumOfActiveAttackLevels(m_PlayerNumber) );