diff --git a/reactos/w32api/include/ddrawgdi.h b/reactos/w32api/include/ddrawgdi.h
index d0a581f55af..a591972f5a9 100644
--- a/reactos/w32api/include/ddrawgdi.h
+++ b/reactos/w32api/include/ddrawgdi.h
@@ -89,7 +89,7 @@ DdResetVisrgn(
     HWND hWnd
 );
 
-BOOL 
+HDC 
 STDCALL 
 DdGetDC( 
     LPDDRAWI_DDRAWSURFACE_LCL pSurfaceLocal,
diff --git a/reactos/w32api/include/wingdi.h b/reactos/w32api/include/wingdi.h
index e7f488a9996..482136068c4 100644
--- a/reactos/w32api/include/wingdi.h
+++ b/reactos/w32api/include/wingdi.h
@@ -2682,7 +2682,7 @@ BOOL WINAPI GetCharWidthFloatW(HDC,UINT,UINT,PFLOAT);
 int WINAPI GetClipBox(HDC,LPRECT);
 int WINAPI GetClipRgn(HDC,HRGN);
 BOOL WINAPI GetColorAdjustment(HDC,LPCOLORADJUSTMENT);
-HANDLE WINAPI GetColorSpace(HDC);
+HCOLORSPACE WINAPI GetColorSpace(HDC);
 HGDIOBJ WINAPI GetCurrentObject(HDC,UINT);
 BOOL WINAPI GetCurrentPositionEx(HDC,LPPOINT);
 HCURSOR WINAPI GetCursor(void);
@@ -2823,7 +2823,7 @@ int WINAPI SetBkMode(HDC,int);
 UINT WINAPI SetBoundsRect(HDC,LPCRECT,UINT);
 BOOL WINAPI SetBrushOrgEx(HDC,int,int,LPPOINT);
 BOOL WINAPI SetColorAdjustment(HDC,const COLORADJUSTMENT*);
-BOOL WINAPI SetColorSpace(HDC,HCOLORSPACE);
+HCOLORSPACE WINAPI SetColorSpace(HDC,HCOLORSPACE);
 #if (_WIN32_WINNT >= 0x0500)
 COLORREF WINAPI SetDCBrushColor(HDC,COLORREF);
 COLORREF WINAPI SetDCPenColor(HDC,COLORREF);