diff --git a/reactos/lib/kernel32/misc/muldiv.c b/reactos/lib/kernel32/misc/muldiv.c
index bbfa3023a49..cdf5f42abc0 100644
--- a/reactos/lib/kernel32/misc/muldiv.c
+++ b/reactos/lib/kernel32/misc/muldiv.c
@@ -39,7 +39,7 @@ MulDiv(INT nNumber,
         /* Divide the product to get the quotient and remainder */
         Result.LowPart = RtlEnlargedUnsignedDivide(*(PULARGE_INTEGER)&Result,
                                                    (ULONG)nDenominator,
-                                                   &Result.HighPart);
+                                                   (PULONG)&Result.HighPart);
  
         /* Do the sign changes */
         if ((LONG)Result.LowPart >= 0)