diff --git a/doc/src/sgml/xfunc.sgml b/doc/src/sgml/xfunc.sgml
index 732d9355212..e0692e993f5 100644
--- a/doc/src/sgml/xfunc.sgml
+++ b/doc/src/sgml/xfunc.sgml
@@ -2226,7 +2226,7 @@ memcpy(destination->data, buffer, 40);
         </row>
         <row>
          <entry><type>timestamp</type></entry>
-         <entry><type>Timestamp*</type></entry>
+         <entry><type>Timestamp</type></entry>
          <entry><filename>datatype/timestamp.h</filename></entry>
         </row>
         <row>