diff --git a/js/bootstrap-tooltip.js b/js/bootstrap-tooltip.js
index 49b5f7286a07..3cbfb2d41046 100644
--- a/js/bootstrap-tooltip.js
+++ b/js/bootstrap-tooltip.js
@@ -192,10 +192,7 @@
     }
 
   , getPosition: function (inside) {
-      return $.extend({}, (inside ? {top: 0, left: 0} : this.$element.offset()), {
-        width: this.$element[0].offsetWidth
-      , height: this.$element[0].offsetHeight
-      })
+      return $.extend({}, this.$element[0].getBoundingClientRect(), (inside ? {top: 0, left: 0} : {}))
     }
 
   , getTitle: function () {
@@ -267,4 +264,4 @@
   , template: '<div class="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>'
   }
 
-}( window.jQuery );
\ No newline at end of file
+}( window.jQuery );