diff --git a/doc/src/sgml/ref/create_database.sgml b/doc/src/sgml/ref/create_database.sgml
index 0ce0bd8a1a6..ea38c647313 100644
--- a/doc/src/sgml/ref/create_database.sgml
+++ b/doc/src/sgml/ref/create_database.sgml
@@ -145,8 +145,7 @@ CREATE DATABASE <replaceable class="parameter">name</replaceable>
       <listitem>
        <para>
         This is a shortcut for setting <symbol>LC_COLLATE</symbol>
-        and <symbol>LC_CTYPE</symbol> at once.  If you specify this,
-        you cannot specify either of those parameters.
+        and <symbol>LC_CTYPE</symbol> at once.
        </para>
        <tip>
         <para>
diff --git a/src/bin/scripts/createdb.c b/src/bin/scripts/createdb.c
index e523e58b218..a1482df3d98 100644
--- a/src/bin/scripts/createdb.c
+++ b/src/bin/scripts/createdb.c
@@ -161,12 +161,10 @@ main(int argc, char *argv[])
 
 	if (locale)
 	{
-		if (lc_ctype)
-			pg_fatal("only one of --locale and --lc-ctype can be specified");
-		if (lc_collate)
-			pg_fatal("only one of --locale and --lc-collate can be specified");
-		lc_ctype = locale;
-		lc_collate = locale;
+		if (!lc_ctype)
+			lc_ctype = locale;
+		if (!lc_collate)
+			lc_collate = locale;
 	}
 
 	if (encoding)