diff --git a/yarn.lock b/yarn.lock
index 59305f5..7453aab 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1570,6 +1570,10 @@ core-js@^2.4.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.4.1.tgz#4de911e667b0eae9124e34254b53aea6fc618d3e"
 
+core-js@^2.5.1:
+  version "2.6.11"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.11.tgz#38831469f9922bded8ee21c9dc46985e0399308c"
+
 core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
@@ -6653,6 +6657,10 @@ vue-loader@^13.0.5:
     vue-style-loader "^3.0.0"
     vue-template-es2015-compiler "^1.6.0"
 
+vue-router@^3.0.1:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/vue-router/-/vue-router-3.3.2.tgz#0099de402edb2fe92f9711053ab5a2156f239cad"
+
 vue-style-loader@^3.0.0:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/vue-style-loader/-/vue-style-loader-3.0.3.tgz#623658f81506aef9d121cdc113a4f5c9cac32df7"
@@ -6675,6 +6683,10 @@ vue@^2.5.3:
   version "2.5.8"
   resolved "https://registry.yarnpkg.com/vue/-/vue-2.5.8.tgz#f855c1c27255184a82225f4bef225473e8faf15b"
 
+vuex@^3.0.1:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/vuex/-/vuex-3.4.0.tgz#20cc086062d750769fce1febb34e7fceeaebde45"
+
 ware@^1.2.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/ware/-/ware-1.3.0.tgz#d1b14f39d2e2cb4ab8c4098f756fe4b164e473d4"
@@ -6796,8 +6808,8 @@ websocket-driver@>=0.5.1:
     websocket-extensions ">=0.1.1"
 
 websocket-extensions@>=0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.1.tgz#76899499c184b6ef754377c2dbb0cd6cb55d29e7"
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.4.tgz#7f8473bc839dfd87608adb95d7eb075211578a42"
 
 weinre@^2.0.0-pre-I0Z7U9OV:
   version "2.0.0-pre-I0Z7U9OV"