diff --git a/lib/bootstrap-sass/version.rb b/lib/bootstrap-sass/version.rb
index bc4d52d8..7660998b 100644
--- a/lib/bootstrap-sass/version.rb
+++ b/lib/bootstrap-sass/version.rb
@@ -1,4 +1,4 @@
 module Bootstrap
   VERSION = '3.0.3.0'
-  BOOTSTRAP_SHA = 'e5d6ab9b31315b189670a9a58d65054c1df35401'
+  BOOTSTRAP_SHA = '7a6bc67826d5aba3e551b04a054724c8cb817fa2'
 end
diff --git a/vendor/assets/stylesheets/bootstrap/_buttons.scss b/vendor/assets/stylesheets/bootstrap/_buttons.scss
index cf0af099..9fd37fe1 100644
--- a/vendor/assets/stylesheets/bootstrap/_buttons.scss
+++ b/vendor/assets/stylesheets/bootstrap/_buttons.scss
@@ -43,6 +43,7 @@
     pointer-events: none; // Future-proof disabling of clicks
     @include opacity(.65);
     @include box-shadow(none);
+    opacity: 1; // iOS fix for unreadable disabled content
   }
 }
 
diff --git a/vendor/assets/stylesheets/bootstrap/_forms.scss b/vendor/assets/stylesheets/bootstrap/_forms.scss
index 86810eb8..c691d298 100644
--- a/vendor/assets/stylesheets/bootstrap/_forms.scss
+++ b/vendor/assets/stylesheets/bootstrap/_forms.scss
@@ -33,6 +33,10 @@ label {
 
 
 // Normalize form controls
+//
+// While most of our form styles require extra classes, some basic normalization
+// is required to ensure optimum display with or without those classes to better
+// address browser inconsistencies.
 
 // Override content-box in Normalize (* isn't specific enough)
 input[type="search"] {
@@ -79,8 +83,9 @@ input[type="checkbox"]:focus {
 }
 
 // Fix for Chrome number input
-// Setting certain font-sizes causes the `I` bar to appear on hover of the bottom increment button.
-// See https://github.com/twbs/bootstrap/issues/8350 for more.
+//
+// Setting certain font-sizes causes the `I` bar to appear on hover of the
+// bottom increment button. See https://github.com/twbs/bootstrap/issues/8350.
 input[type="number"] {
   &::-webkit-outer-spin-button,
   &::-webkit-inner-spin-button {
@@ -139,9 +144,6 @@ output {
   @include form-control-focus();
 
   // Placeholder
-  //
-  // Placeholder text gets special styles because when browsers invalidate entire
-  // lines if it doesn't understand a selector/
   @include placeholder();
 
   // Disabled and read-only inputs
@@ -153,6 +155,7 @@ output {
   fieldset[disabled] & {
     cursor: not-allowed;
     background-color: $input-bg-disabled;
+    opacity: 1; // iOS fix for unreadable disabled content
   }
 
   // [converter] extracted textarea& to textarea.form-control
diff --git a/vendor/assets/stylesheets/bootstrap/_navbar.scss b/vendor/assets/stylesheets/bootstrap/_navbar.scss
index 62e9b266..3093ba7b 100644
--- a/vendor/assets/stylesheets/bootstrap/_navbar.scss
+++ b/vendor/assets/stylesheets/bootstrap/_navbar.scss
@@ -48,7 +48,7 @@
 // content for the user's viewport.
 
 .navbar-collapse {
-  max-height: 340px;
+  max-height: $navbar-collapse-max-height;
   overflow-x: visible;
   padding-right: $navbar-padding-horizontal;
   padding-left:  $navbar-padding-horizontal;
diff --git a/vendor/assets/stylesheets/bootstrap/_print.scss b/vendor/assets/stylesheets/bootstrap/_print.scss
index 07277a3c..3655d039 100644
--- a/vendor/assets/stylesheets/bootstrap/_print.scss
+++ b/vendor/assets/stylesheets/bootstrap/_print.scss
@@ -50,10 +50,6 @@
     max-width: 100% !important;
   }
 
-  @page {
-    margin: 2cm .5cm;
-  }
-
   p,
   h2,
   h3 {
diff --git a/vendor/assets/stylesheets/bootstrap/_variables.scss b/vendor/assets/stylesheets/bootstrap/_variables.scss
index f541aae8..9cd935b8 100644
--- a/vendor/assets/stylesheets/bootstrap/_variables.scss
+++ b/vendor/assets/stylesheets/bootstrap/_variables.scss
@@ -315,6 +315,7 @@ $navbar-margin-bottom:             $line-height-computed !default;
 $navbar-border-radius:             $border-radius-base !default;
 $navbar-padding-horizontal:        floor(($grid-gutter-width / 2)) !default;
 $navbar-padding-vertical:          (($navbar-height - $line-height-computed) / 2) !default;
+$navbar-collapse-max-height:       340px !default;
 
 $navbar-default-color:             #777 !default;
 $navbar-default-bg:                #f8f8f8 !default;