diff --git a/parse.y b/parse.y
index 701d36e64..6103455bb 100644
--- a/parse.y
+++ b/parse.y
@@ -2208,6 +2208,28 @@ port_declaration
 
 	pform_make_reginit(@7, name, $9);
 
+	delete[]$7;
+	$$ = ptmp;
+      }
+  | attribute_list_opt
+    K_output net_type_opt primitive_type_opt unsigned_signed_opt range_opt IDENTIFIER '=' expression
+      { Module::port_t*ptmp;
+	perm_string name = lex_strings.make($7);
+	NetNet::Type t   = ($3 == NetNet::IMPLICIT) ? NetNet::IMPLICIT_REG : $3;
+
+	ptmp = pform_module_port_reference(name, @2.text,
+					   @2.first_line);
+	pform_module_define_port(@2, name, NetNet::POUTPUT,
+				 t, $4, $5, $6, $1);
+	port_declaration_context.port_type = NetNet::POUTPUT;
+	port_declaration_context.port_net_type = t;
+	port_declaration_context.var_type = $4;
+	port_declaration_context.sign_flag = $5;
+	delete port_declaration_context.range;
+	port_declaration_context.range = $6;
+
+	pform_make_reginit(@7, name, $9);
+
 	delete[]$7;
 	$$ = ptmp;
       }