diff --git a/library/GSM_RR_Types.ttcn b/library/GSM_RR_Types.ttcn
index 7351cdf..965708f 100644
--- a/library/GSM_RR_Types.ttcn
+++ b/library/GSM_RR_Types.ttcn
@@ -780,11 +780,11 @@
 						     template uint3_t usf := ?,
 						     template BIT1 usf_granularity := ?,
 						     template ChCodingCommand cs := ?) := {
-		presence := '1'B, /* Dynamic Assignment */
+		presence := '1'B, /* Dynamic Block Allocation */
 		dynamic := {
 			tfi_assignment := tfi,
 			polling := polling,
-			spare := '0'B, /* Dynamic Assignment (mandatory after Rel-4) */
+			spare := '0'B, /* Dynamic Block Allocation (mandatory after Rel-4) */
 			usf := usf,
 			usf_granularity := usf_granularity,
 			p0_present := ?,
@@ -805,7 +805,7 @@
 	};
 
 	template PacketUlAssign tr_PacketUlSglAssign := {
-		presence := '0'B, /* Single Block Assignment */
+		presence := '0'B, /* Single Block Allocation */
 		dynamic := omit,
 		single := {
 			alpha_present := ?,