diff --git a/Makefile b/Makefile
index 8f57099b..a0ad78d6 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,6 @@ BOOTSTRAP = ./docs/assets/css/bootstrap.css
 BOOTSTRAP_LESS = ./less/bootstrap.less
 BOOTSTRAP_RESPONSIVE = ./docs/assets/css/bootstrap-responsive.css
 BOOTSTRAP_RESPONSIVE_LESS = ./less/responsive.less
-LESS_COMPRESSOR ?= `which lessc`
-WATCHR ?= `which watchr`
 
 #
 # BUILD DOCS
diff --git a/docs/assets/bootstrap.zip b/docs/assets/bootstrap.zip
index 4aae825c..4e3217a7 100644
Binary files a/docs/assets/bootstrap.zip and b/docs/assets/bootstrap.zip differ
diff --git a/docs/assets/js/bootstrap-dropdown.js b/docs/assets/js/bootstrap-dropdown.js
index f27f4d2f..d856ba6e 100644
--- a/docs/assets/js/bootstrap-dropdown.js
+++ b/docs/assets/js/bootstrap-dropdown.js
@@ -40,10 +40,14 @@
 
   , toggle: function (e) {
       var $this = $(this)
-        , selector = $this.attr('data-target')
         , $parent
+        , selector
         , isActive
 
+      if ($this.is('.disabled, :disabled')) return
+
+      selector = $this.attr('data-target')
+
       if (!selector) {
         selector = $this.attr('href')
         selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
diff --git a/js/bootstrap-dropdown.js b/js/bootstrap-dropdown.js
index f27f4d2f..d856ba6e 100644
--- a/js/bootstrap-dropdown.js
+++ b/js/bootstrap-dropdown.js
@@ -40,10 +40,14 @@
 
   , toggle: function (e) {
       var $this = $(this)
-        , selector = $this.attr('data-target')
         , $parent
+        , selector
         , isActive
 
+      if ($this.is('.disabled, :disabled')) return
+
+      selector = $this.attr('data-target')
+
       if (!selector) {
         selector = $this.attr('href')
         selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
diff --git a/js/tests/unit/bootstrap-dropdown.js b/js/tests/unit/bootstrap-dropdown.js
index 368ced2a..4e52c848 100644
--- a/js/tests/unit/bootstrap-dropdown.js
+++ b/js/tests/unit/bootstrap-dropdown.js
@@ -10,6 +10,40 @@ $(function () {
         ok($(document.body).dropdown()[0] == document.body, 'document.body returned')
       })
 
+      test("should not open dropdown if target is disabled", function () {
+        var dropdownHTML = '<ul class="tabs">'
+          + '<li class="dropdown">'
+          + '<button disabled href="#" class="btn dropdown-toggle" data-toggle="dropdown">Dropdown</button>'
+          + '<ul class="dropdown-menu">'
+          + '<li><a href="#">Secondary link</a></li>'
+          + '<li><a href="#">Something else here</a></li>'
+          + '<li class="divider"></li>'
+          + '<li><a href="#">Another link</a></li>'
+          + '</ul>'
+          + '</li>'
+          + '</ul>'
+          , dropdown = $(dropdownHTML).find('[data-toggle="dropdown"]').dropdown().click()
+
+        ok(!dropdown.parent('.dropdown').hasClass('open'), 'open class added on click')
+      })
+
+      test("should not open dropdown if target is disabled", function () {
+        var dropdownHTML = '<ul class="tabs">'
+          + '<li class="dropdown">'
+          + '<button href="#" class="btn dropdown-toggle disabled" data-toggle="dropdown">Dropdown</button>'
+          + '<ul class="dropdown-menu">'
+          + '<li><a href="#">Secondary link</a></li>'
+          + '<li><a href="#">Something else here</a></li>'
+          + '<li class="divider"></li>'
+          + '<li><a href="#">Another link</a></li>'
+          + '</ul>'
+          + '</li>'
+          + '</ul>'
+          , dropdown = $(dropdownHTML).find('[data-toggle="dropdown"]').dropdown().click()
+
+        ok(!dropdown.parent('.dropdown').hasClass('open'), 'open class added on click')
+      })
+
       test("should add class open to menu if clicked", function () {
         var dropdownHTML = '<ul class="tabs">'
           + '<li class="dropdown">'