diff --git a/reactos/subsystems/win32/win32k/include/win32.h b/reactos/subsystems/win32/win32k/include/win32.h
index 01de1162639..46da8c52915 100644
--- a/reactos/subsystems/win32/win32k/include/win32.h
+++ b/reactos/subsystems/win32/win32k/include/win32.h
@@ -1,6 +1,8 @@
 #ifndef __INCLUDE_NAPI_WIN32_H
 #define __INCLUDE_NAPI_WIN32_H
 
+extern HINSTANCE hModClient; // This should replace (PROCESSINFO)->hModUser
+
 typedef struct _WIN32HEAP WIN32HEAP, *PWIN32HEAP;
 
 #include <pshpack1.h>