diff --git a/reactos/lib/sdk/crt/math/i386/aullrem_asm.s b/reactos/lib/sdk/crt/math/i386/aullrem_asm.s
index f67d8119de4..bfcb0efb2a0 100644
--- a/reactos/lib/sdk/crt/math/i386/aullrem_asm.s
+++ b/reactos/lib/sdk/crt/math/i386/aullrem_asm.s
@@ -90,7 +90,7 @@ __aullrem:
 #undef DVSRLO
 #undef DVSRHI
 #define DVNDLO  [esp + 8]       // stack address of dividend (a)
-#define DVNDHI  [esp + 8]       // stack address of dividend (a)
+#define DVNDHI  [esp + 12]      // stack address of dividend (a)
 #define DVSRLO  [esp + 16]      // stack address of divisor (b)
 #define DVSRHI  [esp + 20]      // stack address of divisor (b)