diff --git a/lib/app/store.js b/lib/app/store.js
index 553ad93cac..d1e59efcd6 100644
--- a/lib/app/store.js
+++ b/lib/app/store.js
@@ -45,7 +45,9 @@ if (typeof storeData !== 'function') {
 
 // createStore
 export const createStore = storeData instanceof Function ? storeData : () => {
-  return new Vuex.Store(Object.assign({}, storeData, {
+  return new Vuex.Store(Object.assign({
+    strict: (process.env.NODE_ENV !== 'production'),
+  }, storeData, {
     state: storeData.state instanceof Function ? storeData.state() : {}
   }))
 }