diff --git a/library/L1CTL_Types.ttcn b/library/L1CTL_Types.ttcn
index 33a01a8..a86690e 100644
--- a/library/L1CTL_Types.ttcn
+++ b/library/L1CTL_Types.ttcn
@@ -212,7 +212,7 @@
 		boolean		sb,
 		boolean		fb1,
 		boolean		fb0
-	} with { variant "" };
+	} with { variant "FIELDORDER(msb)" };
 
 	template L1ctlFbsbFlags t_L1CTL_FBSB_F_ALL := {
 		padding := '00000'B,