diff --git a/PlayerState.py b/PlayerState.py
index 91aaf5a..5a4c3c3 100644
--- a/PlayerState.py
+++ b/PlayerState.py
@@ -267,7 +267,7 @@ class PlayerState:
         try:
             self.tunnelScore = next(self.tunnelScoreIter)
             TUNNEL_SCORE_LAMPS.deactivateCurrent()
-            TUNNEL_SCORE_LAMPS.currentLamp += 1 # dirty
+            TUNNEL_SCORE_LAMPS.currentLampPtr += 1 # dirty
             TUNNEL_SCORE_LAMPS.activateNext()
         except StopIteration:
             self.advanceBonusMultiplier()