diff --git a/library/GTPv2_Templates.ttcn b/library/GTPv2_Templates.ttcn
index 5dea7e9..afe0138 100644
--- a/library/GTPv2_Templates.ttcn
+++ b/library/GTPv2_Templates.ttcn
@@ -106,7 +106,7 @@
 	version := '010'B,
 	messageType := types,
 	lengthf := ?,
-	tEID := ?,
+	tEID := *,
 	sequenceNumber := ?,
 	spare3 := '00'O,
 	gtpcv2_pdu := ?,