diff --git a/library/PCUIF_Types.ttcn b/library/PCUIF_Types.ttcn
index 8fb0be3..12c704f 100644
--- a/library/PCUIF_Types.ttcn
+++ b/library/PCUIF_Types.ttcn
@@ -17,11 +17,11 @@
 
 modulepar {
 	/* PCUIF version supported by the IUT */
-	PCUIF_Version mp_pcuif_version := 11;
+	PCUIF_Version mp_pcuif_version := 12;
 };
 
 const charstring PCU_SOCK_DEFAULT := "/tmp/pcu_bts";
-type integer PCUIF_Version (9..11); /* supported versions */
+type integer PCUIF_Version (9..12); /* supported versions */
 
 type enumerated PCUIF_MsgType {
 	PCU_IF_MSG_DATA_REQ		('00'O),
@@ -78,6 +78,16 @@
 	BIT3		spare2
 } with { variant "" };
 
+type enumerated PCUIF_bts_model {
+	PCU_IF_BTS_MODEL_UNSPEC		('00'O),
+	PCU_IF_BTS_MODEL_LC15		('01'O),
+	PCU_IF_BTS_MODEL_OC2G		('02'O),
+	PCU_IF_BTS_MODEL_OCTPHY		('03'O),
+	PCU_IF_BTS_MODEL_SYSMO		('04'O),
+	PCU_IF_BTS_MODEL_TRX		('05'O),
+	PCU_IF_BTS_MODEL_RBS		('06'O)
+} with { variant "FIELDLENGTH(8)" };
+
 type enumerated PCUIF_TextType {
 	PCU_VERSION			(0),
 	PCU_OML_ALERT			(1)
@@ -200,7 +210,9 @@
 	record length(2) of uint16_t	nsvci,
 	record length(2) of uint16_t	local_port,
 	record length(2) of uint16_t	remote_port,
-	PCUIF_RemoteAddr		remote_addr
+	PCUIF_RemoteAddr		remote_addr,
+
+	PCUIF_bts_model	bts_model
 } with { variant "" };
 
 type enumerated PCUIF_AddrType {
@@ -979,7 +991,8 @@
 			nsvci := ?,
 			local_port := ?,
 			remote_port := ?,
-			remote_addr := ?
+			remote_addr := ?,
+			bts_model := ?
 		}
 	}
 }