diff --git a/dist/js/bootstrap.js b/dist/js/bootstrap.js
index 5a130ff02e..1bf7ffafa9 100644
--- a/dist/js/bootstrap.js
+++ b/dist/js/bootstrap.js
@@ -1208,7 +1208,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
         var $parent = this.$element.parent()
 
         var orgPlacement = placement
-        var docScroll    = document.documentElement.scrollTop || document.body.scrollTop
+        var docScroll    = document.documentElement.scrollTop
         var parentWidth  = this.options.container == 'body' ? window.innerWidth  : $parent.outerWidth()
         var parentHeight = this.options.container == 'body' ? window.innerHeight : $parent.outerHeight()
         var parentLeft   = this.options.container == 'body' ? 0 : $parent.offset().left
diff --git a/js/tooltip.js b/js/tooltip.js
index 7b75d79393..eb7875c9fe 100644
--- a/js/tooltip.js
+++ b/js/tooltip.js
@@ -160,7 +160,7 @@
         var $parent = this.$element.parent()
 
         var orgPlacement = placement
-        var docScroll    = document.documentElement.scrollTop || document.body.scrollTop
+        var docScroll    = document.documentElement.scrollTop
         var parentWidth  = this.options.container == 'body' ? window.innerWidth  : $parent.outerWidth()
         var parentHeight = this.options.container == 'body' ? window.innerHeight : $parent.outerHeight()
         var parentLeft   = this.options.container == 'body' ? 0 : $parent.offset().left