diff --git a/src/data/move.ts b/src/data/move.ts
index 7d82bca8c09..5b24d38ecb4 100644
--- a/src/data/move.ts
+++ b/src/data/move.ts
@@ -5951,6 +5951,9 @@ export class TransformAttr extends MoveEffectAttr {
       user.summonData.gender = target.getGender();
       user.summonData.fusionGender = target.getFusionGender();
 
+      // Power Trick's effect will not preserved after using Transform.
+      user.removeTag(BattlerTagType.POWER_TRICK);
+
       // Copy all stats (except HP)
       for (const s of EFFECTIVE_STATS) {
         user.setStat(s, target.getStat(s, false), false);