diff --git a/pod/perlrecharclass.pod b/pod/perlrecharclass.pod
index d5d58dc0b667..e11668d5ff90 100644
--- a/pod/perlrecharclass.pod
+++ b/pod/perlrecharclass.pod
@@ -1027,8 +1027,11 @@ either construct raises an exception.
 
 =head3 Extended Bracketed Character Classes
 X<character class>
+X<regex_sets>
 X<set operations>
 
+(Also called C<regex_sets>.)
+
 This is a fancy bracketed character class that can be used for more
 readable and less error-prone classes, and to perform set operations,
 such as intersection. An example is