diff --git a/inc/hook.h b/inc/hook.h
index 58aa2c7..d2fbcac 100644
--- a/inc/hook.h
+++ b/inc/hook.h
@@ -28,6 +28,7 @@ typedef LONG (WINAPI* SETWINDOWLONGAPROC)(HWND, int, LONG);
 typedef BOOL (WINAPI* ENABLEWINDOWPROC)(HWND, BOOL);
 typedef HWND (WINAPI* CREATEWINDOWEXAPROC)(DWORD, LPCSTR, LPCSTR, DWORD, int, int, int, int, HWND, HMENU, HINSTANCE, LPVOID);
 typedef BOOL (WINAPI* DESTROYWINDOWPROC)(HWND);
+typedef int (WINAPI* MAPWINDOWPOINTSPROC)(HWND, HWND, LPPOINT, UINT);
 typedef int (WINAPI* GETDEVICECAPSPROC)(HDC, int);
 typedef HMODULE (WINAPI* LOADLIBRARYAPROC)(LPCSTR);
 typedef HMODULE (WINAPI* LOADLIBRARYWPROC)(LPCWSTR);
@@ -54,6 +55,7 @@ extern SETWINDOWLONGAPROC real_SetWindowLongA;
 extern ENABLEWINDOWPROC real_EnableWindow;
 extern CREATEWINDOWEXAPROC real_CreateWindowExA;
 extern DESTROYWINDOWPROC real_DestroyWindow;
+extern MAPWINDOWPOINTSPROC real_MapWindowPoints;
 extern GETDEVICECAPSPROC real_GetDeviceCaps;
 extern LOADLIBRARYAPROC real_LoadLibraryA;
 extern LOADLIBRARYWPROC real_LoadLibraryW;
diff --git a/inc/winapi_hooks.h b/inc/winapi_hooks.h
index ecff33f..bf2e092 100644
--- a/inc/winapi_hooks.h
+++ b/inc/winapi_hooks.h
@@ -24,6 +24,7 @@ LRESULT WINAPI fake_SendMessageA(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lPar
 LONG WINAPI fake_SetWindowLongA(HWND hWnd, int nIndex, LONG dwNewLong);
 BOOL WINAPI fake_EnableWindow(HWND hWnd, BOOL bEnable);
 BOOL WINAPI fake_DestroyWindow(HWND hWnd);
+int WINAPI fake_MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints);
 int WINAPI fake_GetDeviceCaps(HDC hdc, int index);
 HMODULE WINAPI fake_LoadLibraryA(LPCSTR lpLibFileName);
 HMODULE WINAPI fake_LoadLibraryW(LPCWSTR lpLibFileName);
diff --git a/src/hook.c b/src/hook.c
index 79737d5..ed4daf3 100644
--- a/src/hook.c
+++ b/src/hook.c
@@ -36,6 +36,7 @@ SETWINDOWLONGAPROC real_SetWindowLongA = SetWindowLongA;
 ENABLEWINDOWPROC real_EnableWindow = EnableWindow;
 CREATEWINDOWEXAPROC real_CreateWindowExA = CreateWindowExA;
 DESTROYWINDOWPROC real_DestroyWindow = DestroyWindow;
+MAPWINDOWPOINTSPROC real_MapWindowPoints = MapWindowPoints;
 GETDEVICECAPSPROC real_GetDeviceCaps = GetDeviceCaps;
 LOADLIBRARYAPROC real_LoadLibraryA = LoadLibraryA;
 LOADLIBRARYWPROC real_LoadLibraryW = LoadLibraryW;
@@ -68,6 +69,7 @@ static hook_list g_hooks[] =
             { "EnableWindow", (PROC)fake_EnableWindow, (PROC*)&real_EnableWindow },
             { "CreateWindowExA", (PROC)fake_CreateWindowExA, (PROC*)&real_CreateWindowExA },
             { "DestroyWindow", (PROC)fake_DestroyWindow, (PROC*)&real_DestroyWindow },
+            { "MapWindowPoints", (PROC)fake_MapWindowPoints, (PROC*)&real_MapWindowPoints },
             { "", NULL, NULL }
         }
     },
diff --git a/src/utils.c b/src/utils.c
index 3a58bab..918269d 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -322,7 +322,7 @@ BOOL CALLBACK util_enum_child_proc(HWND hwnd, LPARAM lparam)
 
             dds_GetDC(this, &src_dc);
 
-            MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)&pos, 2);
+            real_MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)&pos, 2);
 
             BitBlt(dst_dc, 0, 0, size.right, size.bottom, src_dc, pos.left, pos.top, SRCCOPY);
 
diff --git a/src/winapi_hooks.c b/src/winapi_hooks.c
index 967b5eb..a9a9a06 100644
--- a/src/winapi_hooks.c
+++ b/src/winapi_hooks.c
@@ -146,7 +146,7 @@ BOOL WINAPI fake_GetWindowRect(HWND hWnd, LPRECT lpRect)
         {
             if (real_GetWindowRect(hWnd, lpRect))
             {
-                MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)lpRect, 2);
+                real_MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)lpRect, 2);
 
                 return TRUE;
             }
@@ -282,7 +282,7 @@ LRESULT WINAPI fake_SendMessageA(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lPar
     {
         RECT *rc = (RECT *)lParam;
         if (rc)
-            MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)rc, 2);
+            real_MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)rc, 2);
     }
 
     return result;
@@ -306,6 +306,21 @@ BOOL WINAPI fake_EnableWindow(HWND hWnd, BOOL bEnable)
     return real_EnableWindow(hWnd, bEnable);
 }
 
+int WINAPI fake_MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints)
+{
+    if (g_ddraw && hWndFrom == g_ddraw->hwnd && hWndTo == HWND_DESKTOP)
+    {
+        return 0;
+    }
+
+    if (g_ddraw && hWndFrom == HWND_DESKTOP && hWndTo == g_ddraw->hwnd)
+    {
+        return 0;
+    }
+
+    return real_MapWindowPoints(hWndFrom, hWndTo, lpPoints, cPoints);
+}
+
 int WINAPI fake_GetDeviceCaps(HDC hdc, int index)
 {
     if (g_ddraw && 
@@ -416,7 +431,7 @@ HWND WINAPI fake_CreateWindowExA(
             }
 
             real_GetClientRect(g_ddraw->hwnd, &g_ddraw->bnet_win_rect);
-            MapWindowPoints(g_ddraw->hwnd, HWND_DESKTOP, (LPPOINT)&g_ddraw->bnet_win_rect, 2);
+            real_MapWindowPoints(g_ddraw->hwnd, HWND_DESKTOP, (LPPOINT)&g_ddraw->bnet_win_rect, 2);
 
             int width = g_ddraw->bnet_win_rect.right - g_ddraw->bnet_win_rect.left;
             int height = g_ddraw->bnet_win_rect.bottom - g_ddraw->bnet_win_rect.top;