diff --git a/library/src/main/ets/components/imageknife/ImageKnife.ets b/library/src/main/ets/components/imageknife/ImageKnife.ets
index 0c7ec13..b7195f7 100644
--- a/library/src/main/ets/components/imageknife/ImageKnife.ets
+++ b/library/src/main/ets/components/imageknife/ImageKnife.ets
@@ -343,19 +343,19 @@ export class ImageKnife {
         resolve(imageKnifeData);
       }
       let loadError = (err ?: BusinessError | string) => {
-        if (request.cacheType == CacheType.Default) {
+        if (cacheType == CacheType.Default) {
           this.loadMemoryDiskIsUrl(request, loadComplete, loadError);
         }
         reject(err);
       }
 
-      if (request.cacheType == CacheType.Cache) {
+      if (cacheType == CacheType.Cache) {
         this.loadMemoryCacheIsUrl(request, loadComplete, loadError);
 
-      } else if (request.cacheType == CacheType.Disk) {
+      } else if (cacheType == CacheType.Disk) {
         this.loadMemoryDiskIsUrl(request, loadComplete, loadError);
       }
-      else if (request.cacheType == CacheType.Default) {
+      else if (cacheType == CacheType.Default) {
         this.loadMemoryCacheIsUrl(request, loadComplete, loadError);
       }
     })
diff --git a/library/src/main/ets/components/imageknife/RequestOption.ets b/library/src/main/ets/components/imageknife/RequestOption.ets
index c7e383e..3d2c610 100644
--- a/library/src/main/ets/components/imageknife/RequestOption.ets
+++ b/library/src/main/ets/components/imageknife/RequestOption.ets
@@ -95,7 +95,6 @@ export class RequestOption {
   addHeaderMap(map: Map<string, Object>) {
     this.headers = map;
   }
-  cacheType: CacheType = CacheType.Disk;
 
   // 优先级
   priority: Priority = Priority.MEDIUM;