diff --git a/reference/ctype/reference.xml b/reference/ctype/reference.xml
index 12c0dc4651..68cc94a66f 100644
--- a/reference/ctype/reference.xml
+++ b/reference/ctype/reference.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.13 $ -->
+<!-- $Revision: 1.14 $ -->
 <!-- Purpose: basic.vartype -->
 <!-- Membership: bundled -->
 
@@ -21,7 +21,7 @@
      <filename>ctype.h</filename>.
      It means that if you pass an integer smaller than 256 it will use the
      ASCII value of it to see if it fits in the specified range (digits are in
-     0x30-0x39). If the number is between -128 (inclusive) and 0 then 256 will
+     0x30-0x39). If the number is between -128 and -1 inclusive then 256 will
      be added and the check will be done on that.
     </para>
     <para>
@@ -29,7 +29,7 @@
      every character in the string and will only return
      &true; if every character in the string matches the
      requested criteria. When called with an empty string 
-     the result will always be &true;.
+     the result will always be &true; in PHP &lt; 5.1 and &false; since 5.1.
     </para>
     <para>
      Passing anything else but a string or integer will