diff --git a/src/d_main.cpp b/src/d_main.cpp
index 04ba34cbb..2b8ff7437 100644
--- a/src/d_main.cpp
+++ b/src/d_main.cpp
@@ -205,6 +205,8 @@ CUSTOM_CVAR (String, vid_cursor, "None", CVAR_ARCHIVE | CVAR_NOINITCALL)
 	}
 }
 
+bool disableautoload = false;	// [SP] No auto load
+
 bool wantToRestart;
 bool DrawFSHUD;				// [RH] Draw fullscreen HUD?
 TArray<FString> allwads;
@@ -2038,7 +2040,7 @@ static void AddAutoloadFiles(const char *autoname)
 {
 	LumpFilterIWAD.Format("%s.", autoname);	// The '.' is appened to simplify parsing the string 
 
-	if (!(gameinfo.flags & GI_SHAREWARE) && !Args->CheckParm("-noautoload"))
+	if (!(gameinfo.flags & GI_SHAREWARE) && !Args->CheckParm("-noautoload") && !disableautoload)
 	{
 		FString file;
 
diff --git a/src/win32/i_system.cpp b/src/win32/i_system.cpp
index ebb3d8c67..52f054dc2 100644
--- a/src/win32/i_system.cpp
+++ b/src/win32/i_system.cpp
@@ -130,6 +130,7 @@ EXTERN_CVAR (Bool, queryiwad);
 // Used on welcome/IWAD screen.
 EXTERN_CVAR (Int, vid_renderer)
 EXTERN_CVAR (Bool, fullscreen)
+extern bool disableautoload;
 
 extern HWND Window, ConWindow, GameTitleWindow;
 extern HANDLE StdOut;
@@ -1169,6 +1170,7 @@ BOOL CALLBACK IWADBoxCallback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lPa
 		// Check the current video settings.
 		SendDlgItemMessage( hDlg, vid_renderer ? IDC_WELCOME_OPENGL : IDC_WELCOME_SOFTWARE, BM_SETCHECK, BST_CHECKED, 0 );
 		SendDlgItemMessage( hDlg, IDC_WELCOME_FULLSCREEN, BM_SETCHECK, fullscreen ? BST_CHECKED : BST_UNCHECKED, 0 );
+		SendDlgItemMessage( hDlg, IDC_WELCOME_NOAUTOLOAD, BM_SETCHECK, disableautoload ? BST_CHECKED : BST_UNCHECKED, 0 );
 
 		// Set up our version string.
 		sprintf(szString, "Version %s.", GetVersionString());
@@ -1210,6 +1212,10 @@ BOOL CALLBACK IWADBoxCallback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lPa
 			// [SP] Upstreamed from Zandronum
 			vid_renderer = SendDlgItemMessage( hDlg, IDC_WELCOME_OPENGL, BM_GETCHECK, 0, 0 ) == BST_CHECKED;
 			fullscreen = SendDlgItemMessage( hDlg, IDC_WELCOME_FULLSCREEN, BM_GETCHECK, 0, 0 ) == BST_CHECKED;
+
+			// [SP] This is our's.
+			disableautoload = SendDlgItemMessage( hDlg, IDC_WELCOME_NOAUTOLOAD, BM_GETCHECK, 0, 0 ) == BST_CHECKED;
+
 			ctrl = GetDlgItem (hDlg, IDC_IWADLIST);
 			EndDialog(hDlg, SendMessage (ctrl, LB_GETCURSEL, 0, 0));
 		}
diff --git a/src/win32/resource.h b/src/win32/resource.h
index 52db9de2e..937a73658 100644
--- a/src/win32/resource.h
+++ b/src/win32/resource.h
@@ -171,3 +171,6 @@
 #define IDC_WELCOME_SOFTWARE			4021
 #define IDC_WELCOME_FULLSCREEN			4022
 #define IDI_ICONST			151
+
+// [SP] This is our's.
+#define IDC_WELCOME_NOAUTOLOAD			4023
diff --git a/src/win32/zdoom.rc b/src/win32/zdoom.rc
index e64f27c4d..8b29aef9e 100644
--- a/src/win32/zdoom.rc
+++ b/src/win32/zdoom.rc
@@ -236,7 +236,7 @@ BEGIN
 END
 */
 // [SP] Upstreamed from Zandronum
-IDD_IWADDIALOG DIALOGEX 0, 0, 224, 236
+IDD_IWADDIALOG DIALOGEX 0, 0, 224, 246
 STYLE DS_MODALFRAME | DS_FIXEDSYS | DS_CENTER | WS_POPUP | WS_CAPTION | 
     WS_SYSMENU
 EXSTYLE WS_EX_APPWINDOW
@@ -258,11 +258,12 @@ BEGIN
                     BS_AUTORADIOBUTTON,12,160,93,10
 	CONTROL         "Fullscreen",IDC_WELCOME_FULLSCREEN,"Button",
                     BS_AUTOCHECKBOX | WS_TABSTOP, 124,160,48,10
-	CONTROL         "Don't ask me this again",IDC_DONTASKIWAD,"Button",
+	CONTROL "Disable autoload",IDC_WELCOME_NOAUTOLOAD,"Button",
                     BS_AUTOCHECKBOX | WS_TABSTOP,72,192,87,10
-    DEFPUSHBUTTON   "Play QZDoom",IDOK,8,236-18,90,14
-    PUSHBUTTON      "Exit",IDCANCEL,224-58,236-18,50,14
-
+	CONTROL "Don't ask me this again",IDC_DONTASKIWAD,"Button",
+                    BS_AUTOCHECKBOX | WS_TABSTOP,72,202,87,10
+	DEFPUSHBUTTON "Play QZDoom",IDOK,8,246-18,90,14
+	PUSHBUTTON "Exit",IDCANCEL,224-58,246-18,50,14
 END
 
 IDD_EAXPROPERTYLIST DIALOGEX 0, 0, 265, 404