diff --git a/docs/docker.md b/docs/docker.md
index 0ce12504..ebc6e980 100644
--- a/docs/docker.md
+++ b/docs/docker.md
@@ -41,6 +41,6 @@ class Config {
 }
 ```
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/faq.md b/docs/faq.md
index 82ebfa96..51df0912 100644
--- a/docs/faq.md
+++ b/docs/faq.md
@@ -54,6 +54,6 @@ You get this warning because PHP is not configured with a timezone setting. This
  `date_default_timezone_set('America/Los_Angeles'); // Use your own timezone string.`
 
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/get-involved.md b/docs/get-involved.md
index aaf48e80..3dc6ddcf 100644
--- a/docs/get-involved.md
+++ b/docs/get-involved.md
@@ -20,6 +20,6 @@ You are more than welcome to help with the translation progress of the user inte
 
 It would be much appreciated if you would take 5 minutes of your time to fill this small form on your experience with Easy!Appointments. User feedback is very important and will help with the future planning of the project. Fill the [E!A Feedback Form](https://docs.google.com/forms/d/15dw1jl7lUgw4q-XXMn13Gx_e8zJxAiyWYMOdqtZqIHU/viewform).
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/google-calendar-sync.md b/docs/google-calendar-sync.md
index 214a1856..6d95b3ba 100644
--- a/docs/google-calendar-sync.md
+++ b/docs/google-calendar-sync.md
@@ -49,6 +49,6 @@ Google Developers – https://developers.google.com/google-apps/calendar
 
 E!A Support Group – https://groups.google.com/forum/#!forum/easy-appointments
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/installation-guide.md b/docs/installation-guide.md
index 0f25c405..6ad8ee08 100644
--- a/docs/installation-guide.md
+++ b/docs/installation-guide.md
@@ -29,6 +29,6 @@ Finally just add a link in your website that points to your Easy!Appointments in
 
 Happy Bookin'!
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/manage-translations.md b/docs/manage-translations.md
index 62569b2c..6b51552f 100644
--- a/docs/manage-translations.md
+++ b/docs/manage-translations.md
@@ -14,6 +14,6 @@ Easy!Appointments is based upon CodeIgniter (PHP Framework) and it uses its buil
 
 Follow these steps in order to add or adjust your translations and modify the message of the user interface of Easy!Appointments. If you want contribute to the translation process of Easy!Appointments please read the [Get Involved](https://github.com/alextselegidis/easyappointments/wiki/Get-Involved!) wiki page for more information. Please share your translations with the user community. 
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/readme.md b/docs/readme.md
index 2bd9b6d1..18fedc44 100644
--- a/docs/readme.md
+++ b/docs/readme.md
@@ -10,4 +10,4 @@ Welcome to the documentation pages of Easy!Appointments. Navigate through the av
 - [Docker](docker.md)
 - [FAQ](faq.md)
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
diff --git a/docs/rest-api.md b/docs/rest-api.md
index 45cb04fe..7be803e4 100644
--- a/docs/rest-api.md
+++ b/docs/rest-api.md
@@ -443,6 +443,6 @@ fastcgi_param PHP_AUTH_PW $http_authorization;
 
 [[Source]](http://serverfault.com/a/520943)
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/docs/update-guide.md b/docs/update-guide.md
index ca24db11..ddfa896d 100644
--- a/docs/update-guide.md
+++ b/docs/update-guide.md
@@ -16,6 +16,6 @@ Version v1.2 introduces two new folders in the root directory of the project, th
 
 Many core files were changed in v1.1 and it would be better if you replace all the Easy!Appointments files of version 1.0 with the new ones. Use the data of the old `configuration.php` file in the new `config.php` and open the `http://url-to-ea-installation/index.php/backend/update` as already mentioned. Your new version should work just fine!
 
-*This document applies to Easy!Appointments v1.3.2.*
+*This document applies to Easy!Appointments v1.4.0.*
 
 [Back](readme.md)
diff --git a/src/application/config/config.php b/src/application/config/config.php
index 17936c94..aa55e602 100644
--- a/src/application/config/config.php
+++ b/src/application/config/config.php
@@ -8,8 +8,8 @@
 | Declare some of the global config values of Easy!Appointments.
 |
 */
-$config['version'] = '1.3.2'; // This must be changed manually.
-$config['release_label'] = ''; // Leave empty for no title or add Alpha, Beta etc ...
+$config['version'] = '1.4.0'; // This must be changed manually.
+$config['release_label'] = 'Dev'; // Leave empty for no title or add Alpha, Beta etc ...
 $config['google_sync_feature'] = Config::GOOGLE_SYNC_FEATURE;
 
 /*