diff --git a/ports/win32/lwippools.h b/ports/win32/lwippools.h
index 94640b8..8fc2c92 100644
--- a/ports/win32/lwippools.h
+++ b/ports/win32/lwippools.h
@@ -18,4 +18,3 @@ LWIP_MALLOC_MEMPOOL_END
  * lwIP's memory pools for anything else.
  */
 LWIP_MEMPOOL(SYS_MBOX, 22, 100, "SYS_MBOX")
-//LWIP_MEMPOOL(SYS_SEM, 12, sizeof(struct sys_sem_struct), "SYS_SEM")
diff --git a/ports/win32/msvc8/lwIP.vcproj b/ports/win32/msvc8/lwIP.vcproj
index 6b8467f..433eb9c 100644
--- a/ports/win32/msvc8/lwIP.vcproj
+++ b/ports/win32/msvc8/lwIP.vcproj
@@ -1478,22 +1478,6 @@
 				RelativePath="..\include\arch\sys_arch.h"
 				>
 			</File>
-			<Filter
-				Name="sio"
-				>
-				<File
-					RelativePath="..\Serial.h"
-					>
-				</File>
-				<File
-					RelativePath="..\Serial.lib"
-					>
-				</File>
-				<File
-					RelativePath="..\sio.c"
-					>
-				</File>
-			</Filter>
 		</Filter>
 		<File
 			RelativePath="$(LWIP_DIR)\CHANGELOG"