diff --git a/src/common/helpers/instantiate-component.js b/src/common/helpers/instantiate-component.js
index 4224201162b8950eb7d09f7ca0daad69d28d539c..be69e3eb3eb8fb275a1a9c799fa8c5efeb16f1e0 100644
--- a/src/common/helpers/instantiate-component.js
+++ b/src/common/helpers/instantiate-component.js
@@ -3,7 +3,11 @@ export default function instantiateComponent(Vue, Component, data, renderFn) {
   let childrenRenderFn
   const instance = new Vue({
     render(createElement) {
-      return createElement(Component, renderData, childrenRenderFn ? [childrenRenderFn(createElement)] : [])
+      let children = childrenRenderFn && childrenRenderFn(createElement)
+      if (children && !Array.isArray(children)) {
+        children = [children]
+      }
+      return createElement(Component, renderData, children || [])
     },
     methods: {
       init() {