diff --git a/src/testdir/test_channel.py b/src/testdir/test_channel.py
index 6b2947d..8dba3ba 100644
--- a/src/testdir/test_channel.py
+++ b/src/testdir/test_channel.py
@@ -21,6 +21,9 @@
 
 class ThreadedTCPRequestHandler(socketserver.BaseRequestHandler):
 
+    def setup(self):
+        self.request.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
+
     def handle(self):
         print("=== socket opened ===")
         while True:
diff --git a/src/testdir/test_netbeans.vim b/src/testdir/test_netbeans.vim
index 7f1dab4..781f179 100644
--- a/src/testdir/test_netbeans.vim
+++ b/src/testdir/test_netbeans.vim
@@ -609,7 +609,7 @@
 
   " detach
   call appendbufline(cmdbufnr, '$', 'detach_Test')
-  call WaitFor('len(readfile("Xnetbeans")) >= (g:last + 6)')
+  call WaitFor('len(readfile("Xnetbeans")) >= (g:last + 8)')
   call WaitForAssert({-> assert_equal('0:disconnect=91', readfile("Xnetbeans")[-1])})
 
   " the connection was closed
diff --git a/src/version.c b/src/version.c
index 232fbb0..d04f529 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    786,
+/**/
     785,
 /**/
     784,