diff --git a/bacnet-stack/demo/object/device.c b/bacnet-stack/demo/object/device.c
index 53d6539f..1b50d04c 100644
--- a/bacnet-stack/demo/object/device.c
+++ b/bacnet-stack/demo/object/device.c
@@ -119,6 +119,21 @@ static object_functions_t My_Object_Table[] = {
             NULL /* COV */ ,
             NULL /* COV Clear */ ,
         Analog_Input_Intrinsic_Reporting},
+    {OBJECT_ANALOG_OUTPUT,
+            Analog_Output_Init,
+            Analog_Output_Count,
+            Analog_Output_Index_To_Instance,
+            Analog_Output_Valid_Instance,
+            Analog_Output_Object_Name,
+            Analog_Output_Read_Property,
+            Analog_Output_Write_Property,
+            Analog_Output_Property_Lists,
+            NULL /* ReadRangeInfo */ ,
+            NULL /* Iterator */ ,
+            NULL /* Value_Lists */ ,
+            NULL /* COV */ ,
+            NULL /* COV Clear */ ,
+        NULL /* Intrinsic Reporting */ },
     {OBJECT_ANALOG_VALUE,
             Analog_Value_Init,
             Analog_Value_Count,
@@ -149,6 +164,21 @@ static object_functions_t My_Object_Table[] = {
             Binary_Input_Change_Of_Value,
             Binary_Input_Change_Of_Value_Clear,
         NULL /* Intrinsic Reporting */ },
+    {OBJECT_BINARY_OUTPUT,
+            Binary_Output_Init,
+            Binary_Output_Count,
+            Binary_Output_Index_To_Instance,
+            Binary_Output_Valid_Instance,
+            Binary_Output_Object_Name,
+            Binary_Output_Read_Property,
+            Binary_Output_Write_Property,
+            Binary_Output_Property_Lists,
+            NULL /* ReadRangeInfo */ ,
+            NULL /* Iterator */ ,
+            NULL /* Value_Lists */ ,
+            NULL /* COV */ ,
+            NULL /* COV Clear */ ,
+        NULL /* Intrinsic Reporting */ },
     {OBJECT_BINARY_VALUE,
             Binary_Value_Init,
             Binary_Value_Count,