diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 217dcc3..3fe9dfc 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -349,6 +349,7 @@
 gsm_7bit_encode_n;
 gsm_7bit_encode_n_ussd;
 
+gsm_arfcn2band_rc;
 gsm_arfcn2band;
 gsm_arfcn2freq10;
 gsm_freq102arfcn;