diff --git a/packages/canvas/render/src/RenderMain.js b/packages/canvas/render/src/RenderMain.js
index 24962e0e6..5e0c7ea6d 100644
--- a/packages/canvas/render/src/RenderMain.js
+++ b/packages/canvas/render/src/RenderMain.js
@@ -373,14 +373,6 @@ const setRenderer = (fn) => {
   canvasRenderer = fn
 }
 
-let rendererMounted
-
-const getRendererMounted = () => rendererMounted || function() {}
-
-const setRendererMounted = (fn) => {
-  rendererMounted = fn
-}
-
 export default {
   setup() {
     provide('rootSchema', schema)
@@ -445,7 +437,5 @@ export const api = {
   setGlobalState,
   setNode,
   getRenderer,
-  setRenderer,
-  getRendererMounted,
-  setRendererMounted
+  setRenderer
 }