diff --git a/functions/ctype.xml b/functions/ctype.xml
index 07a8a837f8..152cd0af94 100644
--- a/functions/ctype.xml
+++ b/functions/ctype.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.17 $ -->
+<!-- $Revision: 1.18 $ -->
  <reference id="ref.ctype">
   <title>Character type functions</title>
   <titleabbrev>ctype</titleabbrev>
@@ -12,7 +12,7 @@
    </para>
    <para>
     To get these functions to work, you must have compiled PHP
-    with <option role="configure">--with-ctype</option>.
+    with <option role="configure">--enable-ctype</option>.
    </para>
    <para>
     When called with an integer argument these functions