diff --git a/docs/readme_de.txt b/docs/readme_de.txt
index 88046617f..06bfd2c09 100755
--- a/docs/readme_de.txt
+++ b/docs/readme_de.txt
@@ -21,8 +21,8 @@ needs please refer to http://www.prestashop.com for more information.
 @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 International Registered Trademark & Property of PrestaShop SA
 
-NAME: Prestashop 1.5.3.1
-VERSION: 1.5.3.1
+NAME: Prestashop 1.5.4.0
+VERSION: 1.5.4.0
 
 VORBEREITUNG
 ===========
diff --git a/docs/readme_en.txt b/docs/readme_en.txt
index bad967a3c..b886bb6f3 100755
--- a/docs/readme_en.txt
+++ b/docs/readme_en.txt
@@ -21,8 +21,8 @@ needs please refer to http://www.prestashop.com for more information.
 @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 International Registered Trademark & Property of PrestaShop SA
 
-NAME: Prestashop 1.5.3.1
-VERSION: 1.5.3.1
+NAME: Prestashop 1.5.4.0
+VERSION: 1.5.4.0
 
 PREPARATION
 ===========
diff --git a/docs/readme_es.txt b/docs/readme_es.txt
index ccfc7440e..e1baafc1e 100755
--- a/docs/readme_es.txt
+++ b/docs/readme_es.txt
@@ -21,8 +21,8 @@ needs please refer to http://www.prestashop.com for more information.
 @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 International Registered Trademark & Property of PrestaShop SA
 
-NAME: Prestashop 1.5.3.1
-VERSION: 1.5.3.1
+NAME: Prestashop 1.5.4.0
+VERSION: 1.5.4.0
 
 PREPARACI�N
 ===========
diff --git a/docs/readme_fr.txt b/docs/readme_fr.txt
index 9237f0b27..859a5f4e7 100755
--- a/docs/readme_fr.txt
+++ b/docs/readme_fr.txt
@@ -21,8 +21,8 @@ needs please refer to http://www.prestashop.com for more information.
 @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 International Registered Trademark & Property of PrestaShop SA
 
-NAME: Prestashop 1.5.3.1
-VERSION: 1.5.3.1
+NAME: Prestashop 1.5.4.0
+VERSION: 1.5.4.0
 
 PREPARATION
 ===========
diff --git a/docs/readme_it.txt b/docs/readme_it.txt
index 0ddc51ecb..c4c89116e 100755
--- a/docs/readme_it.txt
+++ b/docs/readme_it.txt
@@ -21,8 +21,8 @@ needs please refer to http://www.prestashop.com for more information.
 @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 International Registered Trademark & Property of PrestaShop SA
 
-NAME: Prestashop 1.5.3.1
-VERSION: 1.5.3.1
+NAME: Prestashop 1.5.4.0
+VERSION: 1.5.4.0
 
 PREPARAZIONE
 ===========
diff --git a/install-dev/install_version.php b/install-dev/install_version.php
index be2f5f221..144b75cf7 100644
--- a/install-dev/install_version.php
+++ b/install-dev/install_version.php
@@ -24,4 +24,4 @@
 *  International Registered Trademark & Property of PrestaShop SA
 */
 
-define('_PS_INSTALL_VERSION_', '1.5.3.1');
+define('_PS_INSTALL_VERSION_', '1.5.4.0');