diff --git a/openbsc/src/gsm_data.c b/openbsc/src/gsm_data.c
index f71527d..29b6d07 100644
--- a/openbsc/src/gsm_data.c
+++ b/openbsc/src/gsm_data.c
@@ -305,6 +305,8 @@
 
 	net->mncc_recv = mncc_recv;
 
+	gsm_net_update_ctype(net);
+
 	return net;
 }