diff --git a/cocos/spine/skeleton-cache.ts b/cocos/spine/skeleton-cache.ts
index 8798c425236..a02690b3892 100644
--- a/cocos/spine/skeleton-cache.ts
+++ b/cocos/spine/skeleton-cache.ts
@@ -467,7 +467,7 @@ class SkeletonCache {
                     delete animationPool[key];
                 }
             }
-            let skeletonInfo = this._skeletonCache[uuid];
+            const skeletonInfo = this._skeletonCache[uuid];
             const skeleton = skeletonInfo && skeletonInfo.skeleton;
             if (skeleton) {
                 spine.wasmUtil.destroySpineSkeleton(skeleton);
diff --git a/cocos/spine/skeleton-data.ts b/cocos/spine/skeleton-data.ts
index 31fb6d395f5..18b8acb5951 100644
--- a/cocos/spine/skeleton-data.ts
+++ b/cocos/spine/skeleton-data.ts
@@ -230,8 +230,7 @@ export class SkeletonData extends Asset {
                 this._skeletonCache = spine.wasmUtil.createSpineSkeletonDataWithBinary(byteSize, this._atlasText, this.textureNames, textureUUIDs);
                 spine.wasmUtil.registerSpineSkeletonDataWithUUID(this._skeletonCache, uuid);
             }
-     }
-
+        }
         return this._skeletonCache;
     }