diff --git a/drivers/network/ndis/ndis/SOURCES b/drivers/network/ndis/ndis/SOURCES
deleted file mode 100644
index 59f44969c63..00000000000
--- a/drivers/network/ndis/ndis/SOURCES
+++ /dev/null
@@ -1,15 +0,0 @@
-TARGETNAME=ndis
-TARGETPATH=obj
-TARGETTYPE=EXPORT_DRIVER
-
-C_DEFINES=-DNDIS_WRAPPER=1 -DNDIS50=1 -DNDIS51=1 -DNDIS50_MINIPORT=1 -DNDIS51_MINIPORT=1
-
-INCLUDES=..\include;..\..\..\..\include;..\..\..\..\include\reactos
-
-SOURCES= 40gone.c 50gone.c buffer.c cl.c cm.c co.c config.c control.c \
-         efilter.c hardware.c io.c main.c memory.c miniport.c protocol.c \
-         string.c stubs.c time.c
-
-MSC_WARNING_LEVEL=/W3 /WX
-
-DLLDEF=$(O)/ndis.def
diff --git a/drivers/network/ndis/ndis/protocol.c b/drivers/network/ndis/ndis/protocol.c
index 45681f53744..7cbb8ae045f 100644
--- a/drivers/network/ndis/ndis/protocol.c
+++ b/drivers/network/ndis/ndis/protocol.c
@@ -1156,6 +1156,7 @@ NdisRegisterProtocol(
       break;
 
     case 0x05:
+      /* Identical for both NDIS50 and NDIS51 */
       MinSize = sizeof(NDIS50_PROTOCOL_CHARACTERISTICS);
       break;