diff --git a/elab_type.cc b/elab_type.cc
index 8df9fa15a..779bb1e9a 100644
--- a/elab_type.cc
+++ b/elab_type.cc
@@ -19,6 +19,7 @@
 
 # include  "pform_types.h"
 # include  "netlist.h"
+# include  "netclass.h"
 # include  "netdarray.h"
 # include  "netscalar.h"
 # include  "netvector.h"
@@ -71,6 +72,11 @@ ivl_type_s* atom2_type_t::elaborate_type(Design*des, NetScope*) const
       }
 }
 
+ivl_type_s* class_type_t::elaborate_type(Design*des, NetScope*scope) const
+{
+      return scope->find_class(name);
+}
+
 ivl_type_s* real_type_t::elaborate_type(Design*, NetScope*) const
 {
       switch (type_code) {
diff --git a/pform_types.h b/pform_types.h
index adfa050eb..3de4bf83a 100644
--- a/pform_types.h
+++ b/pform_types.h
@@ -212,8 +212,9 @@ struct class_type_t : public data_type_t {
       void pform_dump(std::ostream&out, unsigned indent) const;
 
       perm_string name;
-
       std::map<perm_string, data_type_t*> properties;
+
+      ivl_type_s* elaborate_type(Design*, NetScope*) const;
 };
 
 class property_qualifier_t {
diff --git a/tgt-vvp/stmt_assign.c b/tgt-vvp/stmt_assign.c
index 748cc7a88..cf61c32cc 100644
--- a/tgt-vvp/stmt_assign.c
+++ b/tgt-vvp/stmt_assign.c
@@ -889,6 +889,14 @@ static int show_stmt_assign_sig_cobject(ivl_statement_t net)
 		  fprintf(vvp_out, "    %%store/prop/obj %d;\n", prop_idx);
 		  fprintf(vvp_out, "    %%pop/obj 1;\n");
 
+	    } else if (ivl_type_base(prop_type) == IVL_VT_CLASS) {
+
+		    /* The property is a class object. */
+		  fprintf(vvp_out, "    %%load/obj v%p_0;\n", sig);
+		  draw_eval_object(rval);
+		  fprintf(vvp_out, "    %%store/prop/obj %d;\n", prop_idx);
+		  fprintf(vvp_out, "    %%pop/obj 1;\n");
+
 	    } else {
 		  fprintf(vvp_out, " ; ERROR: ivl_type_base(prop_type) = %d\n",
 			  ivl_type_base(prop_type));