diff --git a/docs/v4/2.XMLparseOptions.md b/docs/v4/2.XMLparseOptions.md
index 1f097601..a0c16135 100644
--- a/docs/v4/2.XMLparseOptions.md
+++ b/docs/v4/2.XMLparseOptions.md
@@ -276,7 +276,7 @@ Output
 ```
 
 ## htmlEntities
-FXP by default parse XMl entities if `processEntities: true`. You can set `htmlEntities` to parse HTML entities. Check [entities](./5.Entities.md) section for more information.
+FXP by default parse XML entities if `processEntities: true`. You can set `htmlEntities` to parse HTML entities. Check [entities](./5.Entities.md) section for more information.
 
 ## ignoreAttributes
 
diff --git a/docs/v4/6.HTMLParsing.md b/docs/v4/6.HTMLParsing.md
index 803eed1c..186d1b99 100644
--- a/docs/v4/6.HTMLParsing.md
+++ b/docs/v4/6.HTMLParsing.md
@@ -13,7 +13,7 @@ Input HTML Document
                     gtag('config', 'UA-80202630-2');
                 </script>
         
-                <title>Fast XMl Parser</title>
+                <title>Fast XML Parser</title>
                 <meta charset="UTF-8">
                 <meta name="viewport" content="width=device-width, initial-scale=1">
                 <link rel="stylesheet" href="static/css/bootstrap.min.css">
@@ -76,7 +76,7 @@ JS Object
                     "@_src": "static/js/jquery-3.2.1.min.js"
                 }
             ],
-            "title": "Fast XMl Parser",
+            "title": "Fast XML Parser",
             "meta": [
                 {
                     "@_charset": "UTF-8"
@@ -156,7 +156,7 @@ Output
                 
     </script>
     <title>
-      Fast XMl Parser
+      Fast XML Parser
     </title>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
diff --git a/index.html b/index.html
index a7b7589f..9abfd5c4 100644
--- a/index.html
+++ b/index.html
@@ -11,7 +11,7 @@
             gtag('config', 'UA-80202630-2');
         </script>
 
-        <title>Fast XMl Parser</title>
+        <title>Fast XML Parser</title>
         <meta charset="UTF-8">
         <meta name="viewport" content="width=device-width, initial-scale=1">
         <link rel="stylesheet" href="static/css/font-awesome.min.css">
diff --git a/spec/html_spec.js b/spec/html_spec.js
index c7302a31..5045953a 100644
--- a/spec/html_spec.js
+++ b/spec/html_spec.js
@@ -16,7 +16,7 @@ describe("XMLParser", function() {
                     gtag('config', 'UA-80202630-2');
                 </script>
         
-                <title>Fast XMl Parser</title>
+                <title>Fast XML Parser</title>
                 <meta charset="UTF-8">
                 <meta name="viewport" content="width=device-width, initial-scale=1">
                 <link rel="stylesheet" href="static/css/bootstrap.min.css">