diff --git a/examples/carousel/index.html b/examples/carousel/index.html
index 00610346fd9c88004269e47ef36b4388a55830bc..2e8516fab4b5e2ac0d33939d2693f9a639c144e9 100644
--- a/examples/carousel/index.html
+++ b/examples/carousel/index.html
@@ -35,6 +35,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/jumbotron/index.html b/examples/jumbotron/index.html
index 3181f9be3501cf0bbb49db1e3504567b57f7fe74..3e301a104057b923a07b25129908b3b782473802 100644
--- a/examples/jumbotron/index.html
+++ b/examples/jumbotron/index.html
@@ -32,6 +32,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/navbar-fixed-top/index.html b/examples/navbar-fixed-top/index.html
index f5aa3704f62c355a4c27e1509f4eb0e03dbba5ce..de04aa645c0cdbc0db04f2f55f505471d1ce5814 100644
--- a/examples/navbar-fixed-top/index.html
+++ b/examples/navbar-fixed-top/index.html
@@ -33,6 +33,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/navbar-static-top/index.html b/examples/navbar-static-top/index.html
index 657a968b47cf1b90f7d0621e523075dff77bd5cc..c77c00a2018951c31e77e015a26fc9f5e2678682 100644
--- a/examples/navbar-static-top/index.html
+++ b/examples/navbar-static-top/index.html
@@ -33,6 +33,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/navbar/index.html b/examples/navbar/index.html
index 6cc91a67119782bd2331c73c41c28c3d53684516..24c154a492ecd902a2c50ff30abeeb1f02f37858 100644
--- a/examples/navbar/index.html
+++ b/examples/navbar/index.html
@@ -34,6 +34,7 @@
<div class="navbar navbar-default" role="navigation">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/offcanvas/index.html b/examples/offcanvas/index.html
index 1fc5c551e8832c1d73782c7ba7cfa1b285e02315..a9350bdd63444c1a5c6d664984b446b52d305231 100644
--- a/examples/offcanvas/index.html
+++ b/examples/offcanvas/index.html
@@ -31,6 +31,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/starter-template/index.html b/examples/starter-template/index.html
index fa27fa59d6cfdacc473628c9349bb1d81e65d8ac..a792db821cae07c2cefe2d17c904432f5580e8ab 100644
--- a/examples/starter-template/index.html
+++ b/examples/starter-template/index.html
@@ -32,6 +32,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/sticky-footer-navbar/index.html b/examples/sticky-footer-navbar/index.html
index 76e56abe7ed6ca78b86e0557c13da90b7dc480d3..fb86074401118ec5dd8412d6f7a2235f2b360952 100644
--- a/examples/sticky-footer-navbar/index.html
+++ b/examples/sticky-footer-navbar/index.html
@@ -36,6 +36,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
diff --git a/examples/theme/index.html b/examples/theme/index.html
index 5e66e8167cdd0c5fe718c296cfe531ce05881fe1..5adb44ab02094811c5a265b3400bb41d638fba47 100644
--- a/examples/theme/index.html
+++ b/examples/theme/index.html
@@ -35,6 +35,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
@@ -148,6 +149,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
@@ -180,6 +182,7 @@
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+ <span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>