diff --git a/openbsc/src/libbsc/bsc_ctrl_commands.c b/openbsc/src/libbsc/bsc_ctrl_commands.c
index 6315c8a..7c8636c 100644
--- a/openbsc/src/libbsc/bsc_ctrl_commands.c
+++ b/openbsc/src/libbsc/bsc_ctrl_commands.c
@@ -237,6 +237,7 @@
 
 	return 0;
 }
+CTRL_CMD_DEFINE_RANGE(trx_arfcn, "arfcn", struct gsm_bts_trx, arfcn, 0, 1023);
 
 static int set_trx_max_power(struct ctrl_cmd *cmd, void *_data)
 {
@@ -275,5 +276,7 @@
 	rc |= ctrl_cmd_install(CTRL_NODE_BTS, &cmd_bts_si);
 
 	rc |= ctrl_cmd_install(CTRL_NODE_TRX, &cmd_trx_max_power);
+	rc |= ctrl_cmd_install(CTRL_NODE_TRX, &cmd_trx_arfcn);
+
 	return rc;
 }