4 files changed, 4 insertions, 0 deletions
diff --git a/demos/progressbar/default.html b/demos/progressbar/default.html
index b1ada1a0a..2625b00b1 100644
--- a/demos/progressbar/default.html
+++ b/demos/progressbar/default.html
@@ -2,6 +2,7 @@
 <html lang="en">
 <head>
 	<meta charset="utf-8">
+	<meta name="viewport" content="width=device-width, initial-scale=1">
 	<title>jQuery UI Progressbar - Default functionality</title>
 	<link rel="stylesheet" href="../../themes/base/all.css">
 	<link rel="stylesheet" href="../demos.css">
diff --git a/demos/progressbar/download.html b/demos/progressbar/download.html
index a7731b387..0528fc63b 100644
--- a/demos/progressbar/download.html
+++ b/demos/progressbar/download.html
@@ -2,6 +2,7 @@
 <html lang="en">
 <head>
 	<meta charset="utf-8">
+	<meta name="viewport" content="width=device-width, initial-scale=1">
 	<title>jQuery UI Progressbar - Download Dialog</title>
 	<link rel="stylesheet" href="../../themes/base/all.css">
 	<link rel="stylesheet" href="../demos.css">
diff --git a/demos/progressbar/indeterminate.html b/demos/progressbar/indeterminate.html
index d349a7436..816808f82 100644
--- a/demos/progressbar/indeterminate.html
+++ b/demos/progressbar/indeterminate.html
@@ -2,6 +2,7 @@
 <html lang="en">
 <head>
 	<meta charset="utf-8">
+	<meta name="viewport" content="width=device-width, initial-scale=1">
 	<title>jQuery UI Progressbar - Indeterminate Value</title>
 	<link rel="stylesheet" href="../../themes/base/all.css">
 	<link rel="stylesheet" href="../demos.css">
diff --git a/demos/progressbar/label.html b/demos/progressbar/label.html
index ea4c4ecdb..9ff0a7596 100644
--- a/demos/progressbar/label.html
+++ b/demos/progressbar/label.html
@@ -2,6 +2,7 @@
 <html lang="en">
 <head>
 	<meta charset="utf-8">
+	<meta name="viewport" content="width=device-width, initial-scale=1">
 	<title>jQuery UI Progressbar - Custom Label</title>
 	<link rel="stylesheet" href="../../themes/base/all.css">
 	<link rel="stylesheet" href="../demos.css">