diff --git a/package.json b/package.json
index 863e0d8..ede907a 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,8 @@
     "node-sass": "^4.7.2",
     "sass-loader": "^6.0.6",
     "vue": "^2.5.2",
-    "vue-router": "^3.0.1"
+    "vue-router": "^3.0.1",
+    "vuex": "^3.0.1"
   },
   "devDependencies": {
     "autoprefixer": "^7.1.2",
diff --git a/yarn.lock b/yarn.lock
index 9ce5d2c..f92a427 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6550,6 +6550,10 @@ vue@^2.5.2:
   version "2.5.13"
   resolved "https://registry.yarnpkg.com/vue/-/vue-2.5.13.tgz#95bd31e20efcf7a7f39239c9aa6787ce8cf578e1"
 
+vuex@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/vuex/-/vuex-3.0.1.tgz#e761352ebe0af537d4bb755a9b9dc4be3df7efd2"
+
 watchpack@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/watchpack/-/watchpack-1.4.0.tgz#4a1472bcbb952bd0a9bb4036801f954dfb39faac"