diff --git a/_test_simple.ifc b/_test_simple.ifc
index 5bbbef5..bc298b6 100644
--- a/_test_simple.ifc
+++ b/_test_simple.ifc
@@ -112,7 +112,7 @@ DATA;
 #130=IFCPROPERTYSINGLEVALUE('IsExternal',$,IFCBOOLEAN(.T.),$);
 #131=IFCPROPERTYSINGLEVALUE('LoadBearing',$,IFCBOOLEAN(.T.),$);
 #132=IFCPROPERTYSINGLEVALUE('ThermalTransmittance',$,IFCTHERMALTRANSMITTANCEMEASURE(0.18),$);
-#133=IFCPROPERTYSET('0wl6OhyWr2iA9pDkmdaWFQ',$,'Pset_WallCommon',$,(#130,#131,#132));
+#133=IFCPROPERTYSET('0wl6OhyWr2iA9pDkmdaWFQ',$,'Pset_WallCommon',$,(#130,#131,#132,#4033,#4034));
 #134=IFCPROPERTYSINGLEVALUE('Awesomeness',$,IFCLABEL('much'),$);
 #135=IFCPROPERTYSET('3zIBl0ukfF7wFrp1D_wXHL',$,'Custom_Pset',$,(#134));
 #136=IFCWALLTYPE('12KGQOkFLFGhdFT6s1576h',$,'exterior',$,$,(#133,#135),$,$,$,.SOLIDWALL.);
@@ -3672,5 +3672,7 @@ DATA;
 #4030=IFCCOSTVALUE($,$,IFCMONETARYMEASURE(7617.18),$,$,$,'*',$,$,$);
 #4031=IFCCOSTVALUE($,$,IFCMONETARYMEASURE(3620.6),$,$,$,'*',$,$,$);
 #4032=IFCCOSTVALUE($,$,IFCMONETARYMEASURE(1464.5),$,$,$,'*',$,$,$);
+#4033=IFCPROPERTYSINGLEVALUE('FireRating',$,IFCLABEL('30'),$);
+#4034=IFCPROPERTYSINGLEVALUE('Thermal Transmitance',$,IFCREAL(0.18),$);
 ENDSEC;
 END-ISO-10303-21;