diff --git a/src/modules/amr/ptr/PtrObject.ts b/src/modules/amr/ptr/PtrObject.ts
index 3bbf4e8..57cfce1 100644
--- a/src/modules/amr/ptr/PtrObject.ts
+++ b/src/modules/amr/ptr/PtrObject.ts
@@ -928,10 +928,9 @@ export default class PtrObject extends THREE.Object3D {
           this.viewport.ammoModel.destroy(sp)
           keepSpeed = new this.viewport.ammoModel.btVector3(velocity.x(), velocity.y(), velocity.z())
         }
+      } else if (currentPhase == 'decelerate') {
+        currentPhase = 'accelerate'
       }
-      // else if (currentPhase == 'decelerate') {
-      //   currentPhase = 'accelerate'
-      // }
 
       // 运动阶段控制
       switch (currentPhase) {