diff --git a/reference/datetime/functions/date-default-timezone-set.xml b/reference/datetime/functions/date-default-timezone-set.xml
index e19f97495e..8ba1471693 100644
--- a/reference/datetime/functions/date-default-timezone-set.xml
+++ b/reference/datetime/functions/date-default-timezone-set.xml
@@ -17,15 +17,6 @@
    <function>date_default_timezone_set</function> sets the default timezone
    used by all date/time functions.
   </para>
-  <note>
-   <para>
-    Since PHP 5.1.0 (when the date/time functions were rewritten), every call
-    to a date/time function will generate a <constant>E_NOTICE</constant> if
-    the timezone isn't valid, and/or a <constant>E_WARNING</constant> message
-    if using the system settings or the <varname>TZ</varname> environment
-    variable.
-   </para>
-  </note>
   <para>
    Instead of using this function to set the default timezone in your script,
    you can also use the INI setting <link