diff --git a/tetris/modes/strategy.lua b/tetris/modes/strategy.lua
index c5bc35a..2eb83bd 100644
--- a/tetris/modes/strategy.lua
+++ b/tetris/modes/strategy.lua
@@ -60,14 +60,6 @@ function StrategyGame:getGravity()
 	return 20
 end
 
-function StrategyGame:getNextPiece(ruleset)
-	return {
-		skin = "2tie",
-		shape = self.randomizer:nextPiece(),
-		orientation = ruleset:getDefaultOrientation(),
-	}
-end
-
 function StrategyGame:advanceOneFrame()
 	if self.clear then
 		self.roll_frames = self.roll_frames + 1
diff --git a/tetris/modes/survival_2020.lua b/tetris/modes/survival_2020.lua
index 7d385f7..76e7fa3 100644
--- a/tetris/modes/survival_2020.lua
+++ b/tetris/modes/survival_2020.lua
@@ -94,12 +94,8 @@ function Survival2020Game:getGravity()
 	return 20
 end
 
-function Survival2020Game:getNextPiece(ruleset)
-	return {
-		skin = self.level >= 1000 and "bone" or "2tie",
-		shape = self.randomizer:nextPiece(),
-		orientation = ruleset:getDefaultOrientation(),
-	}
+function Survival2020Game:getSkin()
+	return self.level >= 1000 and "bone" or "2tie"
 end
 
 function Survival2020Game:hitTorikan(old_level, new_level)