diff --git a/src/overrides.ts b/src/overrides.ts
index b29a8c6cf1f..f53ce37816f 100644
--- a/src/overrides.ts
+++ b/src/overrides.ts
@@ -72,7 +72,7 @@ export const VARIANT_OVERRIDE: Variant = 0;
 export const OPP_SPECIES_OVERRIDE: Species | integer = 0;
 export const OPP_ABILITY_OVERRIDE: Abilities = Abilities.NONE;
 export const OPP_PASSIVE_ABILITY_OVERRIDE = Abilities.NONE;
-export const OPP_GENDER_OVERRIDE: Gender = 0;
+export const OPP_GENDER_OVERRIDE: Gender = null;
 export const OPP_MOVESET_OVERRIDE: Array<Moves> = [];
 export const OPP_SHINY_OVERRIDE: boolean = false;
 export const OPP_VARIANT_OVERRIDE: Variant = 0;