diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index cf3de80394..5d215d218c 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -10063,17 +10069,11 @@ SELECT EXTRACT(CENTURY FROM TIMESTAMP '2000-12-16 12:21:13');
 <lineannotation>Result: </lineannotation><computeroutput>20</computeroutput>
 SELECT EXTRACT(CENTURY FROM TIMESTAMP '2001-02-16 20:38:40');
 <lineannotation>Result: </lineannotation><computeroutput>21</computeroutput>
+SELECT EXTRACT(CENTURY FROM DATE '0001-01-01 AD');
+<lineannotation>Result: </lineannotation><computeroutput>1</computeroutput>
+SELECT EXTRACT(CENTURY FROM DATE '0001-12-31 BC');
+<lineannotation>Result: </lineannotation><computeroutput>-1</computeroutput>
 </screen>
-
-       <para>
-        The first century starts at 0001-01-01 00:00:00 AD, although
-        they did not know it at the time. This definition applies to all
-        Gregorian calendar countries. There is no century number 0,
-        you go from -1 century to 1 century.
-
-        If you disagree with this, please write your complaint to:
-        Pope, Cathedral Saint-Peter of Roma, Vatican.
-       </para>
       </listitem>
      </varlistentry>