diff --git a/src/demo.ts b/src/demo.ts
index 320831026..36f49a667 100644
--- a/src/demo.ts
+++ b/src/demo.ts
@@ -41,6 +41,7 @@ checkbox.setObjectName("check");
 checkbox.setChecked(true);
 checkbox.addEventListener(QCheckBoxEvents.toggled, () => {
   console.log("checkbox was toggled!");
+  label1.setInlineStyle("color: green;");
 });
 
 const dial = new QDial();
diff --git a/src/lib/core/bootstrap.ts b/src/lib/core/bootstrap.ts
index 6ce6a9637..ec22529d2 100644
--- a/src/lib/core/bootstrap.ts
+++ b/src/lib/core/bootstrap.ts
@@ -8,13 +8,16 @@
     called.
     This is required inorder to make the timers work nicely due to merger of event loops
 */
-function wrapWithActivateUvLoop(func: any) {
-  return function() {
-    (process as any).activateUvLoop();
-    //@ts-ignore
-    return func.apply(this, arguments);
+
+const noop = () => {};
+
+const wrapWithActivateUvLoop = (func: Function) => {
+  return (...args: any[]) => {
+    const activateUvLoop = (process as any).activateUvLoop || noop;
+    activateUvLoop();
+    return func(...args);
   };
-}
+};
 
 const main = () => {
   process.nextTick = wrapWithActivateUvLoop(process.nextTick);