diff --git a/doc/src/sgml/catalogs.sgml b/doc/src/sgml/catalogs.sgml
index 6d6fbecd12..490145ca30 100644
--- a/doc/src/sgml/catalogs.sgml
+++ b/doc/src/sgml/catalogs.sgml
@@ -1900,7 +1900,7 @@ SCRAM-SHA-256$<replaceable>&lt;iteration count&gt;</replaceable>:<replaceable>&l
       <entry><structfield>relhassubclass</structfield></entry>
       <entry><type>bool</type></entry>
       <entry></entry>
-      <entry>True if table has (or once had) any inheritance children</entry>
+      <entry>True if table or index has (or once had) any inheritance children</entry>
      </row>
 
      <row>