diff --git a/src/phases/obtain-status-effect-phase.ts b/src/phases/obtain-status-effect-phase.ts
index 0716651b4a6..cba9399b996 100644
--- a/src/phases/obtain-status-effect-phase.ts
+++ b/src/phases/obtain-status-effect-phase.ts
@@ -8,6 +8,7 @@ import { getPokemonNameWithAffix } from "#app/messages";
 import { PokemonPhase } from "./pokemon-phase";
 import { SpeciesFormChangeStatusEffectTrigger } from "#app/data/pokemon-forms";
 import { applyPostSetStatusAbAttrs, PostSetStatusAbAttr } from "#app/data/ability";
+import { isNullOrUndefined } from "#app/utils";
 
 export class ObtainStatusEffectPhase extends PokemonPhase {
   private statusEffect?: StatusEffect;