diff --git a/src/pokemon.c b/src/pokemon.c
index 050e5e14d8af..ee3cc643b84b 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -3766,7 +3766,7 @@ u8 GetNatureFromPersonality(u32 personality)
 u16 GetEvolutionTargetSpecies(struct Pokemon *mon, u8 mode, u16 evolutionItem, struct Pokemon *tradePartner)
 {
     int i, j;
-    u16 targetSpecies = 0;
+    u16 targetSpecies = SPECIES_NONE;
     u16 species = GetMonData(mon, MON_DATA_SPECIES, 0);
     u16 heldItem = GetMonData(mon, MON_DATA_HELD_ITEM, 0);
     u32 personality = GetMonData(mon, MON_DATA_PERSONALITY, 0);