diff --git a/testing/DHT_test.c b/testing/DHT_test.c
index 8fa9ec57..c7caf7d7 100644
--- a/testing/DHT_test.c
+++ b/testing/DHT_test.c
@@ -45,7 +45,8 @@ int main(int argc, char *argv[])
     #ifdef WIN32
     //I think this works for windows
     u_long mode = 1;
-    ioctl(sock, FIONBIO, &mode);
+    //ioctl(sock, FIONBIO, &mode);
+    ioctlsocket(sock, FIONBIO, &mode); 
     #else
     fcntl(sock, F_SETFL, O_NONBLOCK, 1);
     #endif