diff --git a/openbsc/include/openbsc/abis_nm.h b/openbsc/include/openbsc/abis_nm.h
index 8fe4b0c..9d9b8c1 100644
--- a/openbsc/include/openbsc/abis_nm.h
+++ b/openbsc/include/openbsc/abis_nm.h
@@ -789,6 +789,7 @@
 int abis_nm_bs11_get_trx_power(struct gsm_bts_trx *trx);
 int abis_nm_bs11_logon(struct gsm_bts *bts, u_int8_t level, const char *name, int on);
 int abis_nm_bs11_factory_logon(struct gsm_bts *bts, int on);
+int abis_nm_bs11_infield_logon(struct gsm_bts *bts, int on);
 int abis_nm_bs11_set_trx1_pw(struct gsm_bts *bts, const char *password);
 int abis_nm_bs11_set_pll_locked(struct gsm_bts *bts, int locked);
 int abis_nm_bs11_get_pll_mode(struct gsm_bts *bts);