diff --git a/tst/module.tst b/tst/module.tst
index 3842c36..aa56c66 100644
--- a/tst/module.tst
+++ b/tst/module.tst
@@ -78,10 +78,10 @@ gap> IsModuleAsAlgebra( A3 );
 false
 
 ## Section 2.3.3
-gap> KnownAttributesOfObject( B3 );
-[ "Name", "ZeroImmutable", "LeftActingDomain", "Dimension",
-  "GeneratorsOfLeftOperatorAdditiveGroup", "GeneratorsOfLeftOperatorRing",
-  "ModuleToAlgebraIsomorphism", "AlgebraToModuleIsomorphism" ]
+gap> Set( KnownAttributesOfObject( B3 ) );
+[ "AlgebraToModuleIsomorphism", "Dimension", 
+  "GeneratorsOfLeftOperatorAdditiveGroup", "GeneratorsOfLeftOperatorRing", 
+  "LeftActingDomain", "ModuleToAlgebraIsomorphism", "Name", "ZeroImmutable" ]
 gap> M2B3 := ModuleToAlgebraIsomorphism( B3 );
 [ [ 1, 0, 0 ], [ 0, 1, 0 ], [ 0, 0, 1 ] ] -> [ [[ 1, 0, 0 ]], [[ 0, \
 1, 0 ]], 
diff --git a/tst/xmod.tst b/tst/xmod.tst
index 5d1d027..01b41e1 100644
--- a/tst/xmod.tst
+++ b/tst/xmod.tst
@@ -85,13 +85,13 @@ gap> Size2d( XIAk4 );
 ## Section 4.1.4
 gap> RepresentationsOfObject( XIAk4 );
 [ "IsComponentObjectRep", "IsAttributeStoringRep", "IsPreXModAlgebraObj" ]
-gap> KnownPropertiesOfObject( XIAk4 );
-[ "CanEasilyCompareElements", "CanEasilySortElements", "IsDuplicateFree", 
-  "IsLeftActedOnByDivisionRing", "IsAdditivelyCommutative", "IsLDistributive",
-  "IsRDistributive", "IsPreXModDomain", "Is2dAlgebraObject", 
-  "IsPreXModAlgebra", "IsXModAlgebra" ]
-gap> KnownAttributesOfObject( XIAk4 );
-[ "Name", "LeftActingDomain", "Range", "Source", "Boundary", "Size2d", 
+gap> Set( KnownPropertiesOfObject( XIAk4 ) );
+[ "CanEasilyCompareElements", "CanEasilySortElements", "Is2dAlgebraObject", 
+  "IsAdditivelyCommutative", "IsDuplicateFree", "IsLDistributive", 
+  "IsLeftActedOnByDivisionRing", "IsPreXModAlgebra", "IsPreXModDomain", 
+  "IsRDistributive", "IsXModAlgebra" ]
+gap> Set( KnownAttributesOfObject( XIAk4 ) );
+[ "Boundary", "LeftActingDomain", "Name", "Range", "Size2d", "Source", 
   "XModAlgebraAction" ]
 
 ############################