diff --git a/engine/evolve.asm b/engine/evolve.asm
index 2f7739191..3dc5d20b7 100755
--- a/engine/evolve.asm
+++ b/engine/evolve.asm
@@ -119,7 +119,7 @@ EvolveAfterBattle_MasterLoop
 
 .happiness
 	ld a, [TempMonHappiness]
-	cp 220
+	cp HAPPINESS_TO_EVOLVE
 	jp c, .dont_evolve_2
 
 	call IsMonHoldingEverstone