diff --git a/Balloon/sys/Device.c b/Balloon/sys/Device.c
index a4596e385..7cd89bf63 100755
--- a/Balloon/sys/Device.c
+++ b/Balloon/sys/Device.c
@@ -159,11 +159,7 @@ BalloonDeviceAdd(
                       &devCtx->LookAsideList,
                       NULL,
                       NULL,
-#if !defined(NTDDI_WIN8) || (NTDDI_VERSION < NTDDI_WIN8)
-                      0,
-#else
                       POOL_NX_ALLOCATION,
-#endif
                       sizeof(PAGE_LIST_ENTRY),
                       BALLOON_MGMT_POOL_TAG,
                       0
diff --git a/Balloon/sys/balloon.c b/Balloon/sys/balloon.c
index 36ed50cdf..07928b630 100755
--- a/Balloon/sys/balloon.c
+++ b/Balloon/sys/balloon.c
@@ -168,13 +168,8 @@ BalloonFill(
     HighAddress.QuadPart = (ULONGLONG)-1;
     SkipBytes.QuadPart = 0;
 
-#if (NTDDI_VERSION < NTDDI_WS03SP1)
-    pPageMdl = MmAllocatePagesForMdl(LowAddress, HighAddress, SkipBytes,
-        num * PAGE_SIZE);
-#else
     pPageMdl = MmAllocatePagesForMdlEx(LowAddress, HighAddress, SkipBytes,
         num * PAGE_SIZE, MmNonCached, MM_DONT_ZERO_ALLOCATION);
-#endif
 
     if (pPageMdl == NULL)
     {