diff --git a/public/403.html b/public/403.html
index ba61372267f..f1550135eed 100644
--- a/public/403.html
+++ b/public/403.html
@@ -2,6 +2,7 @@
 <html>
 <head>
   <title>You can't do that (403)</title>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   <style type="text/css">
     body { background-color: #fff; color: #666; text-align: center; font-family: arial, sans-serif; }
     div.dialog {
diff --git a/public/422.html b/public/422.html
index 83660ab1878..244e10b089b 100644
--- a/public/422.html
+++ b/public/422.html
@@ -2,6 +2,7 @@
 <html>
 <head>
   <title>The change you wanted was rejected (422)</title>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   <style type="text/css">
     body { background-color: #fff; color: #666; text-align: center; font-family: arial, sans-serif; }
     div.dialog {
diff --git a/public/500.html b/public/500.html
index e20ed5953e9..fbd25c9058d 100644
--- a/public/500.html
+++ b/public/500.html
@@ -2,6 +2,7 @@
 <html>
 <head>
   <title>Oops - Error 500</title>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 </head>
 <body>
     <h1>Oops</h1>
diff --git a/public/503.html b/public/503.html
index 739380597e0..937e5bcda64 100644
--- a/public/503.html
+++ b/public/503.html
@@ -2,6 +2,7 @@
 <html>
 <head>
   <title>Site Is Undergoing Maintenance - Discourse.org</title>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 </head>
 <body>
     <h1>We are currently down for planned site maintenance</h1>
