diff --git a/model.ifc b/model.ifc
index b3555c2..9af4601 100644
--- a/model.ifc
+++ b/model.ifc
@@ -37,9 +37,9 @@ DATA;
 #30=IFCSITE('1e6Xgxivf9eADk$QzHSMY7',$,'My Site',$,$,#7888,$,$,$,$,$,$,$,$);
 #36=IFCBUILDING('0PLpQfQnT5gR69VPnIBa1y',$,'My Building',$,$,#7893,$,$,$,$,$,$);
 #42=IFCBUILDINGSTOREY('2YKN0ZysbBNxs3esNeGGsf',$,'Ground Floor',$,$,#9872,$,$,$,$);
-#48=IFCRELAGGREGATES('1bFLB3eKb7yvqxz3C_eGLb',$,$,$,#1,(#39638,#39650,#30,#39631));
+#48=IFCRELAGGREGATES('1bFLB3eKb7yvqxz3C_eGLb',$,$,$,#1,(#30));
 #54=IFCRELAGGREGATES('2zpd8dBlb9dxgXW$_ZGOSi',$,$,$,#30,(#36));
-#60=IFCRELAGGREGATES('297JhlPvzDPO0NhkGdgHP2',$,$,$,#36,(#42,#39644,#9852,#39656));
+#60=IFCRELAGGREGATES('297JhlPvzDPO0NhkGdgHP2',$,$,$,#36,(#42,#39644,#9852,#39656,#39650,#39638,#39631));
 #66=IFCWALLTYPE('3ToKr$Ijj7qAKPVr$lVrCt',$,'External wall',$,$,(#71),$,$,$,.STANDARD.);
 #67=IFCMATERIAL('Unknown',$,$);
 #68=IFCMATERIALLAYERSET((#70,#73,#74),$,$);