diff --git a/dist/js/hoverIntent.js b/dist/js/hoverIntent.js
index cbe3ae7..0d3d108 100644
--- a/dist/js/hoverIntent.js
+++ b/dist/js/hoverIntent.js
@@ -40,7 +40,7 @@
 
         if ( typeof handlerIn === "object" ) {
             cfg = $.extend(cfg, handlerIn );
-        } else if ($.isFunction(handlerOut)) {
+        } else if ( typeof handlerOut === "function" ) {
             cfg = $.extend(cfg, { over: handlerIn, out: handlerOut, selector: selector } );
         } else {
             cfg = $.extend(cfg, { over: handlerIn, out: handlerIn, selector: handlerOut } );
@@ -111,4 +111,4 @@
         // listen for mouseenter and mouseleave
         return this.on({'mouseenter.hoverIntent':handleHover,'mouseleave.hoverIntent':handleHover}, cfg.selector);
     };
-})(jQuery);
\ No newline at end of file
+})(jQuery);
diff --git a/src/js/hoverIntent.js b/src/js/hoverIntent.js
index cbe3ae7..0d3d108 100644
--- a/src/js/hoverIntent.js
+++ b/src/js/hoverIntent.js
@@ -40,7 +40,7 @@
 
         if ( typeof handlerIn === "object" ) {
             cfg = $.extend(cfg, handlerIn );
-        } else if ($.isFunction(handlerOut)) {
+        } else if ( typeof handlerOut === "function" ) {
             cfg = $.extend(cfg, { over: handlerIn, out: handlerOut, selector: selector } );
         } else {
             cfg = $.extend(cfg, { over: handlerIn, out: handlerIn, selector: handlerOut } );
@@ -111,4 +111,4 @@
         // listen for mouseenter and mouseleave
         return this.on({'mouseenter.hoverIntent':handleHover,'mouseleave.hoverIntent':handleHover}, cfg.selector);
     };
-})(jQuery);
\ No newline at end of file
+})(jQuery);