diff --git a/build/exe/doliwamp/php.ini.install b/build/exe/doliwamp/php.ini.install
index 14957fb97af..91818940038 100644
--- a/build/exe/doliwamp/php.ini.install
+++ b/build/exe/doliwamp/php.ini.install
@@ -707,6 +707,8 @@ extension=php_zip.dll
 
 [Date]
 ; Defines the default timezone used by the date functions
+; date.timezone = UTC => You have local = greenwich.
+; date.timezone =     => You use system OS TZ.
 ;date.timezone =
 
 ;date.default_latitude = 31.7667