diff --git a/demo.html b/demo.html
index e9ddd67f0..c7cf08020 100644
--- a/demo.html
+++ b/demo.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
 <head>
+    <meta charset="utf-8" />
     <title>JSON Editor Example</title>
 
     <!-- placeholders for the theme switcher -->
diff --git a/examples/advanced.html b/examples/advanced.html
index 19e657c76..76cc94076 100644
--- a/examples/advanced.html
+++ b/examples/advanced.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
+    <meta charset="utf-8" />
     <title>Advanced JSON Editor Example</title>
     
     <script src="../dist/jsoneditor.js"></script>
diff --git a/examples/basic.html b/examples/basic.html
index a5204928d..6505025c2 100644
--- a/examples/basic.html
+++ b/examples/basic.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
+    <meta charset="utf-8" />
     <title>Basic JSON Editor Example</title>
     <script src="../dist/jsoneditor.js"></script>
   </head>
diff --git a/examples/css_integration.html b/examples/css_integration.html
index da594b494..eb3a256a1 100644
--- a/examples/css_integration.html
+++ b/examples/css_integration.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
+    <meta charset="utf-8" />
     <title>CSS Integration JSON Editor Example</title>
     
     <!-- Foundation CSS framework (Bootstrap and jQueryUI also supported) -->
diff --git a/tests/validation.html b/tests/validation.html
index f170a2a5b..b47dbd89c 100644
--- a/tests/validation.html
+++ b/tests/validation.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
 <head>
+    <meta charset="utf-8" />
     <title>JSON Editor Validation Example</title>
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
     <script src='../dist/jsoneditor.js'></script>
