diff --git a/examples/js/controls/OrbitControls.js b/examples/js/controls/OrbitControls.js
index 45d1b41099f62e1da4bc5caac7b86323baf81128..c85232c4d2bfb10bc0c824be95798646d8912114 100644
--- a/examples/js/controls/OrbitControls.js
+++ b/examples/js/controls/OrbitControls.js
@@ -756,7 +756,7 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 	function onMouseWheel( event ) {
 
-		if ( scope.enabled === false || scope.enableZoom === false || state !== STATE.NONE ) return;
+		if ( scope.enabled === false || scope.enableZoom === false || ( state !== STATE.NONE && state !== STATE.ROTATE ) ) return;
 
 		event.preventDefault();
 		event.stopPropagation();