diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index c4b1b75..5a57429 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -177,6 +177,7 @@
 gsm0808_dec_cell_id_list;
 gsm0808_dec_cell_id_list2;
 gsm0808_cell_id_list_add;
+gsm0808_cell_id_to_list;
 gsm0808_enc_cell_id;
 gsm0808_dec_cell_id;
 gsm0808_cell_id_name;