diff --git a/source/UI/js/Video/AnnotationFolder.js b/source/UI/js/Video/AnnotationFolder.js
index d8d527b3..93fadd93 100644
--- a/source/UI/js/Video/AnnotationFolder.js
+++ b/source/UI/js/Video/AnnotationFolder.js
@@ -400,7 +400,7 @@ Ox.AnnotationFolder = function(options, self) {
     }
 
     function crossesPoint() {
-        var positions = [self.position, self.options.position].sort();
+        var positions = Ox.sort([self.position, self.options.position]);
         return self.points.some(function(point) {
             return point >= positions[0] && point <= positions[1];
         });