diff --git a/harmony/src/main/cpp/pushy.c b/harmony/src/main/cpp/pushy.c
index 7301f4b..711da36 100644
--- a/harmony/src/main/cpp/pushy.c
+++ b/harmony/src/main/cpp/pushy.c
@@ -72,16 +72,18 @@ napi_value HdiffPatch(napi_env env, napi_callback_info info) {
     // 创建结果buffer
     napi_value resultBuffer;
     uint8_t* outPtr;
-    status = napi_create_buffer(env, newsize, (void**)&outPtr, &resultBuffer);
+    void* data;
+
+    status = napi_create_arraybuffer(env, newsize, &data, &resultBuffer);
     if (status != napi_ok) {
         napi_throw_error(env, NULL, "Failed to create result buffer");
         return NULL;
     }
+    outPtr = (uint8_t*)data;
 
     // 执行patch
     _check(kHPatch_ok==hpatch_by_mem(originPtr, originLength, outPtr, newsize,
                                     patchPtr, patchLength, &patInfo), "hpatch");
-
     return resultBuffer;
 
 _clear:
diff --git a/harmony/src/main/ets/DownloadTask.ts b/harmony/src/main/ets/DownloadTask.ts
index 67cef4b..e2d5e60 100644
--- a/harmony/src/main/ets/DownloadTask.ts
+++ b/harmony/src/main/ets/DownloadTask.ts
@@ -288,7 +288,9 @@ export class DownloadTask {
         }
       }
 
-      await zip.decompressFile(entry.filename, params.unzipDirectory);
+       if(entry.filename !== '.DS_Store'){
+        await zip.decompressFile(entry.filename, params.unzipDirectory);
+      }
     }
 
     if (!foundDiff) {