diff --git a/include/constants/pokemon.h b/include/constants/pokemon.h
index b1aea3334..13db5644e 100644
--- a/include/constants/pokemon.h
+++ b/include/constants/pokemon.h
@@ -387,7 +387,6 @@
 #define EVOS_PER_MON 10
 
 // Evolution 'modes,' for GetEvolutionTargetSpecies
-#define EVO_MODE_NORMAL     0
 #define EVO_MODE_NORMAL            0
 #define EVO_MODE_TRADE             1
 #define EVO_MODE_ITEM_USE          2