diff --git a/entry/src/main/ets/pages/DownsamplingPage.ets b/entry/src/main/ets/pages/DownsamplingPage.ets
index 8886d0d..ad58d25 100644
--- a/entry/src/main/ets/pages/DownsamplingPage.ets
+++ b/entry/src/main/ets/pages/DownsamplingPage.ets
@@ -139,4 +139,4 @@ struct DownsamplingPage {
   }
 }
 
-let ImageKnife :RequestOption|undefined = ImageKnifeGlobal.getInstance().getImageKnife();
\ No newline at end of file
+let ImageKnife  = ImageKnifeGlobal.getInstance().getImageKnife();
\ No newline at end of file