diff --git a/Chapter 2/3-6-remote-control-local-mock/package-lock.json b/Chapter 2/3-6-remote-control-local-mock/package-lock.json
index 9054858..3091451 100644
--- a/Chapter 2/3-6-remote-control-local-mock/package-lock.json	
+++ b/Chapter 2/3-6-remote-control-local-mock/package-lock.json	
@@ -199,7 +199,8 @@
       "version": "3.0.0",
       "resolved": "https://registry.npm.taobao.org/boolean/download/boolean-3.0.0.tgz",
       "integrity": "sha1-+reNWQfbrmIWq0bTJzO7e3a5nnY=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "brace-expansion": {
       "version": "1.1.11",
@@ -1558,9 +1559,9 @@
       "dev": true
     },
     "qs": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npm.taobao.org/qs/download/qs-6.5.2.tgz?cache=0&sync_timestamp=1573195631718&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fqs%2Fdownload%2Fqs-6.5.2.tgz",
-      "integrity": "sha1-yzroBuh0BERYTvFUzo7pjUA/PjY=",
+      "version": "6.5.3",
+      "resolved": "https://registry.npmmirror.com/qs/-/qs-6.5.3.tgz",
+      "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
       "dev": true
     },
     "rc": {