diff --git a/include/btcommon_interface_defs.h b/include/btcommon_interface_defs.h
index 6a65c39..1fe75f8 100644
--- a/include/btcommon_interface_defs.h
+++ b/include/btcommon_interface_defs.h
@@ -61,6 +61,7 @@
   BT_PROP_SWB_ENABLE,
   BT_PROP_SWBPM_ENABLE,
   BT_PROP_A2DP_MCAST_TEST,
+  BT_PROP_TWSP_STATE,
 
   // FM PROPERTY
   FM_PROP_NOTCH_VALUE = 0x1000,