diff --git a/doc/src/sgml/ref/alter_group.sgml b/doc/src/sgml/ref/alter_group.sgml
index 415049445fd..c2072f8f153 100644
--- a/doc/src/sgml/ref/alter_group.sgml
+++ b/doc/src/sgml/ref/alter_group.sgml
@@ -1,5 +1,5 @@
@@ -111,13 +111,13 @@ ALTER GROUP name DROP USER
-ALTER GROUP staff ADD USER karl, john
+ALTER GROUP staff ADD USER karl, john;
Remove a user from a group:
-ALTER GROUP workers DROP USER beth
+ALTER GROUP workers DROP USER beth;