diff --git a/gap/constructions.gi b/gap/constructions.gi
index 8abcf4c..30b2c3b 100644
--- a/gap/constructions.gi
+++ b/gap/constructions.gi
@@ -10,12 +10,12 @@ LInertumFamily@ := NewFamily("LeftInertFamily", IsLInertum,
                            IsLSelfDistElement and IsIdempotent);
 RInertumFamily@ := NewFamily("RightInertFamily", IsRInertum, 
                            IsRSelfDistElement and IsIdempotent);
-LInertumType@ := NewType(LInertumFamily,
+LInertumType@ := NewType(LInertumFamily@,
                          IsLInertum and IsPositionalObjectOneSlotRep);
-RInertumType@ := NewType(RInertumFamily,
+RInertumType@ := NewType(RInertumFamily@,
                          IsRInertum and IsPositionalObjectOneSlotRep);
-LInertum@ := i -> Objectify(LInertumType, [i]);
-RInertum@ := i -> Objectify(RInertumType, [i]);
+LInertum@ := i -> Objectify(LInertumType@, [i]);
+RInertum@ := i -> Objectify(RInertumType@, [i]);
 
 WhichI@ := obj -> obj![1];