diff --git a/README.md b/README.md
index c148931..9cba5fa 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,7 @@ https://iptv-org.github.io/api/channels.json
     "languages": ["eng"],
     "categories": ["general"],
     "is_nsfw": false,
+    "website": "http://nbc.com/",
     "logo": "https://cdn.tvpassport.com/image/station/100x100/nbc.png"
   }
   //...
@@ -50,8 +51,11 @@ https://iptv-org.github.io/api/channels.json
 | languages      | array          | List of languages broadcast                                                                                                                          |
 | categories     | array          | List of categories to which this channel belongs                                                                                                     |
 | is_nsfw        | boolean        | Indicates whether the channel broadcasts adult content                                                                                               |
+| website        | string or null | Official website URL                                                                                                                                 |
 | logo           | string or null | Logo URL                                                                                                                                             |
 
+Source of data: https://github.com/iptv-org/database
+
 ### Streams
 
 ```
@@ -114,6 +118,8 @@ https://iptv-org.github.io/api/guides.json
 | lang    | string | Language of the guide ([ISO_639-1](https://en.wikipedia.org/wiki/ISO_639-1) code) |
 | url     | string | Link to the guide                                                                 |
 
+Source of data: https://github.com/iptv-org/epg
+
 ### Categories
 
 ```
@@ -136,6 +142,8 @@ https://iptv-org.github.io/api/categories.json
 | id    | string | Category ID          |
 | name  | string | Name of the category |
 
+Source of data: https://github.com/iptv-org/database
+
 ### Languages
 
 ```
@@ -158,6 +166,8 @@ https://iptv-org.github.io/api/languages.json
 | name  | string | Language name                                                             |
 | code  | string | [ISO 639-3](https://en.wikipedia.org/wiki/ISO_639-3) code of the language |
 
+Source of data: https://github.com/iptv-org/database
+
 ### Countries
 
 ```
@@ -184,6 +194,8 @@ https://iptv-org.github.io/api/countries.json
 | lang  | string | Official language ([ISO 639-3](https://en.wikipedia.org/wiki/ISO_639-3) code)              |
 | flag  | string | Country flag emoji                                                                         |
 
+Source of data: https://github.com/iptv-org/database
+
 ### Subdivisions
 
 ```
@@ -208,6 +220,8 @@ https://iptv-org.github.io/api/subdivisions.json
 | name    | string | Subdivision name                                                                           |
 | code    | string | [ISO 3166-2](https://en.wikipedia.org/wiki/ISO_3166-2) code of the subdivision             |
 
+Source of data: https://github.com/iptv-org/database
+
 ### Regions
 
 ```
@@ -232,6 +246,8 @@ https://iptv-org.github.io/api/regions.json
 | code      | string | Code of the region              |
 | countries | array  | List of countries in the region |
 
+Source of data: https://github.com/iptv-org/database
+
 ### Blocklist
 
 ```
@@ -254,6 +270,8 @@ https://iptv-org.github.io/api/blocklist.json
 | channel | string | Channel ID                                      |
 | ref     | string | Link to removal request or DMCA takedown notice |
 
+Source of data: https://github.com/iptv-org/database
+
 ## Contribution
 
 If you find a bug or want to contribute to the code or documentation, you can help by submitting an [issue](https://github.com/iptv-org/api/issues) or a [pull request](https://github.com/iptv-org/api/pulls).