diff --git a/src/doc/user/usermanual.xml b/src/doc/user/usermanual.xml
index a0e4754a..3eb5805e 100644
--- a/src/doc/user/usermanual.xml
+++ b/src/doc/user/usermanual.xml
@@ -4635,7 +4635,6 @@ or
           </variablelist>
 
           <variablelist>
-            <title>Data descriptors</title>
 
             <varlistentry><term>Query.arraysize</term> <listitem>Default
                 number of records processed by fetchmany (r/w).</listitem>