diff --git a/README.md b/README.md
index 673fc966a..5e262e29a 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ Extensions make Piwigo easily customizable. Icing on the cake, Piwigo is free an
 ## Requirements
 
  * A webserver (Apache or nginx recommended)
- * PHP 5.2 or greater
+ * PHP 5.3 or greater
  * MySQL 5 or greater or MariaDB equivalent
  * ImageMagick (recommended) or PHP GD
 
diff --git a/language/en_UK/install.lang.php b/language/en_UK/install.lang.php
index a8da0a8a6..86205b641 100644
--- a/language/en_UK/install.lang.php
+++ b/language/en_UK/install.lang.php
@@ -47,14 +47,14 @@ $lang['Password [confirm]'] = "Password [confirm]";
 $lang['verification'] = "verification";
 $lang['Need help ? Ask your question on <a href="%s">Piwigo message board</a>.'] = 'Need help? Ask your question on the <a href="%s">Piwigo message board</a>.';
 $lang['Visitors will be able to contact site administrator with this mail'] = 'Visitors will be able to use this email to contact the site administrator';
-$lang['PHP 5 is required'] = 'PHP 5.2 is required';
+$lang['PHP 5 is required'] = 'PHP 5.3 is required';
 $lang['It appears your webhost is currently running PHP %s.'] = "It appears your webhost is currently running PHP %s.";
-$lang['Piwigo may try to switch your configuration to PHP 5 by creating or modifying a .htaccess file.'] = 'Piwigo may try to switch your configuration to PHP 5.2 by creating or modifying a .htaccess file.';
+$lang['Piwigo may try to switch your configuration to PHP 5 by creating or modifying a .htaccess file.'] = 'Piwigo may try to switch your configuration to PHP 5.3 by creating or modifying a .htaccess file.';
 $lang['Note you can change your configuration by yourself and restart Piwigo after that.'] = 'Note you can change your configuration by yourself and then restart Piwigo.';
-$lang['Try to configure PHP 5'] = 'Try to configure PHP 5.2';
+$lang['Try to configure PHP 5'] = 'Try to configure PHP 5.3';
 $lang['Sorry!'] = "Sorry!";
-$lang['Piwigo was not able to configure PHP 5.'] = 'Piwigo was not able to configure PHP 5.2';
-$lang['You may referer to your hosting provider\'s support and see how you could switch to PHP 5 by yourself.'] = 'You should refer to your hosting provider\'s support and see how you can switch to PHP 5.2 by yourself.';
+$lang['Piwigo was not able to configure PHP 5.'] = 'Piwigo was not able to configure PHP 5.3';
+$lang['You may referer to your hosting provider\'s support and see how you could switch to PHP 5 by yourself.'] = 'You should refer to your hosting provider\'s support and see how you can switch to PHP 5.3 by yourself.';
 $lang['Hope to see you back soon.'] = "Hope to see you back soon.";
 $lang['Congratulations, Piwigo installation is completed'] = 'Congratulations, Piwigo installation is completed';
 $lang['An alternate solution is to copy the text in the box above and paste it into the file "local/config/database.inc.php" (Warning : database.inc.php must only contain what is in the textarea, no line return or space character)'] = 'An alternate solution is to copy the text in the box above and paste it into the file "local/config/database.inc.php" (Warning: database.inc.php must only contain what is in the textarea, no line return or space character)';