diff --git a/CMakeLists.txt b/CMakeLists.txt
index c1b67fd6fa4abc4dd01e9c7e49f86ee832a29f23..74c8b0c32d7390b437ba7efcaa315b8050b1ee73 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,7 +19,6 @@ 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_chain_wallet.c b/dap_chain_wallet.c
index 7b45bd1b08bf715f58126e73f3e6207b1e8fccc4..2c28ac9cd1ef2599a2f45917677fd2acbc1c4f0e 100755
--- a/dap_chain_wallet.c
+++ b/dap_chain_wallet.c
@@ -38,14 +38,11 @@
 #endif
 
 #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_chain_wallet_ops.c b/dap_chain_wallet_ops.c
index 801fddb689833633b54c05539a466dea98d5c169..cf3ac8d95f785189dd332f5ef3614aea606029af 100755
--- a/dap_chain_wallet_ops.c
+++ b/dap_chain_wallet_ops.c
@@ -9,14 +9,11 @@
 #include <errno.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>