diff --git a/src/wild_encounter.c b/src/wild_encounter.c
index ec20419310..221d92d3e5 100644
--- a/src/wild_encounter.c
+++ b/src/wild_encounter.c
@@ -528,7 +528,7 @@ static bool8 TryGenerateWildMon(const struct WildPokemonInfo *wildMonInfo, u8 ar
 static u16 GenerateFishingWildMon(const struct WildPokemonInfo *wildMonInfo, u8 rod)
 {
     u8 wildMonIndex = ChooseWildMonIndex_Fishing(rod);
-    u8 wildMonSpecies = wildMonInfo->wildPokemon[wildMonIndex].species;
+    u16 wildMonSpecies = wildMonInfo->wildPokemon[wildMonIndex].species;
     u8 level = ChooseWildMonLevel(wildMonInfo->wildPokemon, wildMonIndex, WILD_AREA_FISHING);
 
     UpdateChainFishingSpeciesAndStreak(wildMonSpecies);