diff --git a/reference/strings/functions/setlocale.xml b/reference/strings/functions/setlocale.xml
index 77ef5b52bc..f3c3da24f1 100644
--- a/reference/strings/functions/setlocale.xml
+++ b/reference/strings/functions/setlocale.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.21 $ -->
+<!-- $Revision: 1.22 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
   <refentry id="function.setlocale">
    <refnamediv>
@@ -67,13 +67,13 @@
      </simpara>
     </note>
     <para>
-     If <parameter>locale</parameter> is the empty string
+     If <parameter>locale</parameter> is &null; or the empty string
      <literal>""</literal>, the locale names will be set from the
      values of environment variables with the same names as the above
      categories, or from "LANG".
     </para>
     <para>
-     If <parameter>locale</parameter> is &null; or <literal>"0"</literal>,
+     If <parameter>locale</parameter> is <literal>"0"</literal>,
      the locale setting is not affected, only the current setting is returned.
     </para>
     <para>