diff --git a/reactos/dll/win32/browseui/CMakeLists.txt b/reactos/dll/win32/browseui/CMakeLists.txt
index 83ea3c099e0..370d2951e23 100644
--- a/reactos/dll/win32/browseui/CMakeLists.txt
+++ b/reactos/dll/win32/browseui/CMakeLists.txt
@@ -2,9 +2,6 @@ PROJECT(SHELL)
 
 set_cpp(WITH_RUNTIME)
 
-remove_definitions(-D_WIN32_WINNT=0x502)
-add_definitions(-D_WIN32_WINNT=0x600)
-
 include_directories(${REACTOS_SOURCE_DIR}/lib/atl)
 spec2def(browseui.dll browseui.spec ADD_IMPORTLIB)
 
diff --git a/reactos/dll/win32/browseui/precomp.h b/reactos/dll/win32/browseui/precomp.h
index 8dd534c8c81..7863e0320fd 100644
--- a/reactos/dll/win32/browseui/precomp.h
+++ b/reactos/dll/win32/browseui/precomp.h
@@ -10,6 +10,7 @@
 #include <windef.h>
 #include <winbase.h>
 #include <wincon.h>
+#include <wingdi.h>
 #include <shlobj.h>
 #include <tlogstg.h>
 #include <shlobj_undoc.h>
diff --git a/reactos/include/reactos/undocshell.h b/reactos/include/reactos/undocshell.h
index fc078ea6eef..99fa874596c 100644
--- a/reactos/include/reactos/undocshell.h
+++ b/reactos/include/reactos/undocshell.h
@@ -23,6 +23,13 @@
 extern "C" {
 #endif /* defined(__cplusplus) */
 
+
+#if (NTDDI_VERSION < NTDDI_LONGHORN)
+#define DBIMF_NOGRIPPER         0x0800
+#define DBIMF_ALWAYSGRIPPER     0x1000
+#define DBIMF_NOMARGINS         0x2000
+#endif  // NTDDI_LONGHORN
+
 /****************************************************************************
  * Taskbar WM_COMMAND identifiers
  */