diff --git a/reactos/subsys/win32k/dib/dib24bpp.c b/reactos/subsys/win32k/dib/dib24bpp.c
index 99dd063b8c9..c6350d4c72e 100644
--- a/reactos/subsys/win32k/dib/dib24bpp.c
+++ b/reactos/subsys/win32k/dib/dib24bpp.c
@@ -5,7 +5,7 @@
 #include <win32k/debug.h>
 #include <debug.h>
 #include <ddk/winddi.h>
-#include "..\eng\objects.h"
+#include "../eng/objects.h"
 #include "dib.h"
 
 VOID DIB_24BPP_PutPixel(PSURFOBJ SurfObj, LONG x, LONG y, RGBTRIPLE c)
diff --git a/reactos/subsys/win32k/dib/dib4bpp.c b/reactos/subsys/win32k/dib/dib4bpp.c
index dd0f53039ab..e1667191bb0 100644
--- a/reactos/subsys/win32k/dib/dib4bpp.c
+++ b/reactos/subsys/win32k/dib/dib4bpp.c
@@ -5,7 +5,7 @@
 #include <win32k/debug.h>
 #include <debug.h>
 #include <ddk/winddi.h>
-#include "..\eng\objects.h"
+#include "../eng/objects.h"
 #include "dib.h"
 
 VOID DIB_4BPP_PutPixel(PSURFOBJ SurfObj, LONG x, LONG y, BYTE c)