diff --git a/sdk/xtdk/bltypes.h b/sdk/xtdk/bltypes.h
index 199520b..062fb78 100644
--- a/sdk/xtdk/bltypes.h
+++ b/sdk/xtdk/bltypes.h
@@ -84,6 +84,7 @@ typedef VOID (*PBL_REGISTER_XT_BOOT_MENU)(PVOID BootMenuRoutine);
 typedef VOID (*PBL_SLEEP_EXECUTION)(IN ULONG_PTR Milliseconds);
 typedef VOID (*PBL_TUI_DISPLAY_ERROR_DIALOG)(IN PWCHAR Caption, IN PWCHAR Message);
 typedef VOID (*PBL_TUI_DISPLAY_INFO_DIALOG)(IN PWCHAR Caption, IN PWCHAR Message);
+typedef VOID (*PBL_TUI_DISPLAY_INPUT_DIALOG)(IN PWCHAR Caption, IN PWCHAR Message, IN PWCHAR *InputFieldText);
 typedef XTBL_DIALOG_HANDLE (*PBL_TUI_DISPLAY_PROGRESS_DIALOG)(IN PWCHAR Caption, IN PWCHAR Message, IN UCHAR Percentage);
 typedef VOID (*PBL_TUI_UPDATE_PROGRESS_BAR)(IN PXTBL_DIALOG_HANDLE Handle, IN PWCHAR Message, IN UCHAR Percentage);
 typedef EFI_STATUS (*PBL_WAIT_FOR_EFI_EVENT)(IN UINT_PTR NumberOfEvents, IN PEFI_EVENT Event, OUT PUINT_PTR Index);
@@ -244,6 +245,7 @@ typedef struct _XTBL_LOADER_PROTOCOL
     {
         PBL_TUI_DISPLAY_ERROR_DIALOG DisplayErrorDialog;
         PBL_TUI_DISPLAY_INFO_DIALOG DisplayInfoDialog;
+        PBL_TUI_DISPLAY_INPUT_DIALOG DisplayInputDialog;
         PBL_TUI_DISPLAY_PROGRESS_DIALOG DisplayProgressDialog;
         PBL_TUI_UPDATE_PROGRESS_BAR UpdateProgressBar;
     } Tui;
diff --git a/xtldr2/protocol.c b/xtldr2/protocol.c
index 5fbf82a..23f131d 100644
--- a/xtldr2/protocol.c
+++ b/xtldr2/protocol.c
@@ -596,6 +596,7 @@ BlpRegisterXtLoaderProtocol()
     BlpLdrProtocol.Protocol.Register = BlRegisterProtocol;
     BlpLdrProtocol.Tui.DisplayErrorDialog = BlDisplayErrorDialog;
     BlpLdrProtocol.Tui.DisplayInfoDialog = BlDisplayInfoDialog;
+    BlpLdrProtocol.Tui.DisplayInputDialog = BlDisplayInputDialog;
     BlpLdrProtocol.Tui.DisplayProgressDialog = BlDisplayProgressDialog;
     BlpLdrProtocol.Tui.UpdateProgressBar = BlUpdateProgressBar;
     BlpLdrProtocol.Util.ExitBootServices = BlExitBootServices;