diff --git a/openbsc/src/libbsc/bts_siemens_bs11.c b/openbsc/src/libbsc/bts_siemens_bs11.c
index 101e996..160563b 100644
--- a/openbsc/src/libbsc/bts_siemens_bs11.c
+++ b/openbsc/src/libbsc/bts_siemens_bs11.c
@@ -594,6 +594,7 @@
 
 	gsm_btsmodel_set_feature(&model_bs11, BTS_FEAT_HOPPING);
 	gsm_btsmodel_set_feature(&model_bs11, BTS_FEAT_HSCSD);
+	gsm_btsmodel_set_feature(&model_bs11, BTS_FEAT_MULTI_TSC);
 
 	osmo_signal_register_handler(SS_L_INPUT, inp_sig_cb, NULL);
 	osmo_signal_register_handler(SS_L_GLOBAL, gbl_sig_cb, NULL);