diff --git a/CMakeLists.txt b/CMakeLists.txt
index 217a633c083d6a945a3318df73ed3d87e38e697a..5d2f7314302a5fb1e63a44fdd492fcab21eddce5 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,6 @@ if(WIN32)
   include_directories(../libdap/src/win32/)
   include_directories(../3rdparty/libmemcached/)
   include_directories(../3rdparty/libmemcached/win32/)
-  include_directories(../3rdparty/wepoll/include/)
   include_directories(../3rdparty/uthash/src/)
   include_directories(../3rdparty/libjson-c/)
   include_directories(../3rdparty/curl/include/)
diff --git a/dap_stream_ch.c b/dap_stream_ch.c
index fe7d1b6d9c8b5876e02dc696834fd161f52ae5e9..8573eaa1a39c01bcc2b694676fe76d6b9e62e504 100755
--- a/dap_stream_ch.c
+++ b/dap_stream_ch.c
@@ -26,14 +26,11 @@
 #include <stdint.h>
 
 #ifdef WIN32
-#undef _WIN32_WINNT
-#define _WIN32_WINNT 0x0600
 #include <winsock2.h>
 #include <windows.h>
 #include <mswsock.h>
 #include <ws2tcpip.h>
 #include <io.h>
-#include <wepoll.h>
 #endif
 
 #include <pthread.h>
diff --git a/dap_stream_ch_pkt.c b/dap_stream_ch_pkt.c
index e218ae52590090dd4ee108b929bd76978fb35cc1..e97c6a7be8156e2f1f01f7ed23900efcd9430595 100755
--- a/dap_stream_ch_pkt.c
+++ b/dap_stream_ch_pkt.c
@@ -28,14 +28,11 @@
 #include <stdint.h>
 
 #ifdef WIN32
-#undef _WIN32_WINNT
-#define _WIN32_WINNT 0x0600
 #include <winsock2.h>
 #include <windows.h>
 #include <mswsock.h>
 #include <ws2tcpip.h>
 #include <io.h>
-#include <wepoll.h>
 #endif
 
 #include <pthread.h>
diff --git a/dap_stream_ch_proc.c b/dap_stream_ch_proc.c
index bed6be2cb98630070a84779b7a91240928c6c710..457517aaa013a916c6d1c85e6ddadab1206e3a31 100755
--- a/dap_stream_ch_proc.c
+++ b/dap_stream_ch_proc.c
@@ -27,14 +27,11 @@
 #include <stdint.h>
 
 #ifdef WIN32
-#undef _WIN32_WINNT
-#define _WIN32_WINNT 0x0600
 #include <winsock2.h>
 #include <windows.h>
 #include <mswsock.h>
 #include <ws2tcpip.h>
 #include <io.h>
-#include <wepoll.h>
 #endif
 
 #include <pthread.h>