Index: APPS/Halux/PPS/Document/impl/GekoppeldeIK/Matten.cls.xml
===================================================================
diff -u -r37373 -r64828
--- APPS/Halux/PPS/Document/impl/GekoppeldeIK/Matten.cls.xml	(.../Matten.cls.xml)	(revision 37373)
+++ APPS/Halux/PPS/Document/impl/GekoppeldeIK/Matten.cls.xml	(.../Matten.cls.xml)	(revision 64828)
@@ -79,6 +79,8 @@
 	#dim Prefix As TECH.String = ""
 	If Categorie = ##class(APPS.Halux.common.enu.Categorie).Legrabox() {
 		Set Prefix = "LBX "
+	} ElseIf Categorie = ##class(APPS.Halux.common.enu.Categorie).Merivobox() {
+		Set Prefix = "MVX "
 	} ElseIf Categorie = ##class(APPS.Halux.common.enu.Categorie).Tandembox() {
 		Set Prefix = "TBX "
 	} ElseIf Categorie = ##class(APPS.Halux.common.enu.Categorie).TAORbox() {