diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c
index 92c4cfe..6704497 100644
--- a/openbsc/src/libmsc/gsm_04_08.c
+++ b/openbsc/src/libmsc/gsm_04_08.c
@@ -537,7 +537,8 @@
 		if (!subscr_regexp_check(net, imsi))
 			return NULL;
 
-	return subscr_create_subscriber(net->subscr_group, imsi);
+	return subscr_create_subscriber(net->subscr_group, imsi, net->ext_min,
+					net->ext_max);
 }
 
 /* Parse Chapter 9.2.11 Identity Response */