diff --git a/ui/jquery.ui.position.js b/ui/jquery.ui.position.js
index 569aaf98d7f..9d436ccf3b7 100644
--- a/ui/jquery.ui.position.js
+++ b/ui/jquery.ui.position.js
@@ -51,7 +51,7 @@ $.fn.position = function( options ) {
 		basePosition = target.offset();
 	}
 
-	// force my and at to have valid horizontal and veritcal positions
+	// force my and at to have valid horizontal and vertical positions
 	// if a value is missing or invalid, it will be converted to center 
 	$.each( [ "my", "at" ], function() {
 		var pos = ( options[this] || "" ).split( " " );