diff --git a/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/ConfigAccess.c b/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/ConfigAccess.c
index 2dd202bb39..8982a1efad 100644
--- a/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/ConfigAccess.c
+++ b/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/ConfigAccess.c
@@ -17,6 +17,17 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include "HiiDatabase.h"
 #include "UefiIfrParser.h"
 
+//
+// Defintions required for EFI_FORM_CALLBACK_PROTOCOL, but they are not defined in the Framwork HII 0.92 Specification
+//
+#define RESET_REQUIRED  1   // Flags setting to signify that the callback operation resulted in an eventual
+                            // reset to be done upon exit of the browser
+#define EXIT_REQUIRED   2   // Flags setting to signify that after the processing of the callback results - exit the browser
+#define SAVE_REQUIRED   4   // Flags setting to signify that after the processing of the callback results - save the NV data
+#define NV_CHANGED      8   // Flags setting to signify that after the processing of the callback results - turn the NV flag on
+#define NV_NOT_CHANGED  16  // Flags setting to signify that after the processing of the callback results - turn the NV flag off
+
+
 BOOLEAN            mHiiPackageListUpdated = FALSE;
 
 HII_VENDOR_DEVICE_PATH  mUefiHiiVendorDevicePath = {