diff --git a/doc/src/sgml/ref/create_type.sgml b/doc/src/sgml/ref/create_type.sgml
index 5a09f1942a..3f54413887 100644
--- a/doc/src/sgml/ref/create_type.sgml
+++ b/doc/src/sgml/ref/create_type.sgml
@@ -117,9 +117,12 @@ CREATE TYPE name
The second form of CREATE TYPE creates an enumerated
(enum) type, as described in .
- Enum types take a list of one or more quoted labels, each of which
+ Enum types take a list of quoted labels, each of which
must be less than NAMEDATALEN bytes long (64 bytes in a
- standard PostgreSQL build).
+ standard PostgreSQL build). (It is possible to
+ create an enumerated type with zero labels, but such a type cannot be used
+ to hold values before at least one label is added using .)