diff --git a/reactos/dll/win32/imagehlp/access.c b/reactos/dll/win32/imagehlp/access.c
index 98c27187ffa..cdeee792b7e 100644
--- a/reactos/dll/win32/imagehlp/access.c
+++ b/reactos/dll/win32/imagehlp/access.c
@@ -20,6 +20,8 @@
 
 #include "precomp.h"
 
+#include <winternl.h>
+
 /***********************************************************************
  *           Data
  */
diff --git a/reactos/dll/win32/imagehlp/modify.c b/reactos/dll/win32/imagehlp/modify.c
index 8a1d1910625..d2b095c2622 100644
--- a/reactos/dll/win32/imagehlp/modify.c
+++ b/reactos/dll/win32/imagehlp/modify.c
@@ -22,7 +22,6 @@
 
 static WORD CalcCheckSum(DWORD StartValue, LPVOID BaseAddress, DWORD WordCount);
 
-
 /***********************************************************************
  *		BindImage (IMAGEHLP.@)
  */
diff --git a/reactos/dll/win32/imagehlp/precomp.h b/reactos/dll/win32/imagehlp/precomp.h
index 27d9c0c965b..fbca3c7e800 100644
--- a/reactos/dll/win32/imagehlp/precomp.h
+++ b/reactos/dll/win32/imagehlp/precomp.h
@@ -4,10 +4,11 @@
 #include <stdarg.h>
 
 #define WIN32_NO_STATUS
+#define _INC_WINDOWS
+#define COM_NO_WINDOWS_H
 
 #include <windef.h>
 #include <winbase.h>
-#include <winternl.h>
 #include <imagehlp.h>
 
 #include <wine/debug.h>