diff --git a/packages/@vue/cli-ui/src/vue-apollo.js b/packages/@vue/cli-ui/src/vue-apollo.js
index 604f0ddf2..45c05bf4f 100644
--- a/packages/@vue/cli-ui/src/vue-apollo.js
+++ b/packages/@vue/cli-ui/src/vue-apollo.js
@@ -24,6 +24,7 @@ if (typeof endpoint === 'undefined') {
 
 // Config
 const options = {
+  inMemoryCacheOptions: {},
   wsEndpoint: endpoint,
   persisting: false,
   websocketsOnly: true,