diff --git a/language/types.xml b/language/types.xml
index f7194cdb4e..54a6327b99 100644
--- a/language/types.xml
+++ b/language/types.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.149 $ -->
+<!-- $Revision: 1.150 $ -->
  <chapter id="language.types">
   <title>Types</title>
 
@@ -2192,7 +2192,7 @@ echo $obj->scalar;  // outputs 'ciao'
    </para>
     <note>
      <simpara>
-      The null type was introduced in PHP 4
+      The null type was introduced in PHP 4.
      </simpara>
     </note>
     <para>