diff --git a/library/GSM_RR_Types.ttcn b/library/GSM_RR_Types.ttcn
index 470d68c..76b03a9 100644
--- a/library/GSM_RR_Types.ttcn
+++ b/library/GSM_RR_Types.ttcn
@@ -302,6 +302,11 @@
 		variant (ma) "BYTEORDER(first), BITORDER(msb)"
 	};
 
+	type record MobileAllocationTLV {
+		OCT1			iei ('72'O),
+		MobileAllocationLV	v
+	} with { variant "" };
+
 	/* 10.5.2.25a */
 	type record PktChDesc0Ind {
 		uint6_t		maio,