diff --git a/library/index.ets b/library/index.ets
index 4c35822..0d52b8d 100644
--- a/library/index.ets
+++ b/library/index.ets
@@ -134,4 +134,4 @@ export { LogUtil } from './src/main/ets/components/imageknife/utils/LogUtil'
 /*下采样*/
 export {Downsampler} from './src/main/ets/components/imageknife/Downsampling/Downsampler'
 
-export {DownsampleNone, FitCenter as fitter} from './src/main/ets/components/imageknife/Downsampling/DownsampleStartegy'
\ No newline at end of file
+export {DownsampleNone as sampleNone, FitCenter as fitter} from './src/main/ets/components/imageknife/Downsampling/DownsampleStartegy'
\ No newline at end of file