1 files changed, 9 insertions, 1 deletions

diff --git a/client/src/hmr.ts b/client/src/hmr.ts
index 4d707a250..d5306a7a2 100644
--- a/client/src/hmr.ts
+++ b/client/src/hmr.ts
@@ -1,11 +1,19 @@
 import { NgModuleRef, ApplicationRef } from '@angular/core'
 import { createNewHosts } from '@angularclass/hmr'
+import { enableDebugTools } from '@angular/platform-browser'
 
 export const hmrBootstrap = (module: any, bootstrap: () => Promise<NgModuleRef<any>>) => {
   let ngModule: NgModuleRef<any>
   module.hot.accept()
   bootstrap()
-    .then(mod => ngModule = mod)
+    .then(mod => {
+      ngModule = mod
+
+      const applicationRef = ngModule.injector.get(ApplicationRef);
+      const componentRef = applicationRef.components[ 0 ]
+      // allows to run `ng.profiler.timeChangeDetection();`
+      enableDebugTools(componentRef)
+    })
   module.hot.dispose(() => {
     const appRef: ApplicationRef = ngModule.injector.get(ApplicationRef)
     const elements = appRef.components.map(c => c.location.nativeElement)