diff --git a/library/RSL_Types.ttcn b/library/RSL_Types.ttcn
index 1f602b9..1057f0b 100644
--- a/library/RSL_Types.ttcn
+++ b/library/RSL_Types.ttcn
@@ -893,6 +893,29 @@
 		uint3_t			overpower_db
 	} with { variant (len) "LENGTHTO(sacch_enable,facch_enable,rxqual,overpower_db)" }
 
+	template (value) RSL_IE_OSMO_TopAcchCap
+	ts_RSL_IE_OSMO_TopAcchCap(template (value) uint3_t overpower := 2,
+				  template (value) uint3_t rxqual := 4,
+				  boolean facch_enable := true,
+				  boolean sacch_enable := true) := {
+		len := 0, /* overwritten */
+		sacch_enable := sacch_enable,
+		facch_enable := facch_enable,
+		rxqual := rxqual,
+		overpower_db := overpower
+	};
+	template RSL_IE_OSMO_TopAcchCap
+	tr_RSL_IE_OSMO_TopAcchCap(template (present) uint3_t overpower := ?,
+				  template (present) uint3_t rxqual := ?,
+				  template (present) boolean facch_enable := ?,
+				  template (present) boolean sacch_enable := ?) := {
+		len := ?, /* overwritten */
+		sacch_enable := sacch_enable,
+		facch_enable := facch_enable,
+		rxqual := rxqual,
+		overpower_db := overpower
+	};
+
 	/* union of all IE bodies */
 	type union RSL_IE_Body {
 		RslChannelNr		chan_nr,