diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index f0baa21..3e7333c 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -63,6 +63,8 @@
 gsm0480_create_notifySS;
 gsm0480_create_unstructuredSS_Notify;
 gsm0480_create_ussd_resp;
+gsm0480_create_ussd_notify;
+gsm0480_create_ussd_release_complete;
 gsm0480_decode_ussd_request;
 gsm0480_decode_ss_request;
 gsm0480_wrap_facility;