diff --git a/mbtk/libmbtk_ril/mbtk_info.h b/mbtk/libmbtk_ril/mbtk_info.h
index 9d90690..573ba84 100755
--- a/mbtk/libmbtk_ril/mbtk_info.h
+++ b/mbtk/libmbtk_ril/mbtk_info.h
@@ -151,6 +151,9 @@
     MBTK_INFO_ID_NET_IMS_REQ,
     MBTK_INFO_ID_NET_IMS_RSP,
 
+    MBTK_INFO_ID_NET_IMS_REG_STATE_REQ,
+    MBTK_INFO_ID_NET_IMS_REG_STATE_RSP,
+
 
     MBTK_INFO_ID_NET_END,