diff --git a/src/testdir/test_clientserver.vim b/src/testdir/test_clientserver.vim
index 5f2e887..f928344 100644
--- a/src/testdir/test_clientserver.vim
+++ b/src/testdir/test_clientserver.vim
@@ -202,48 +202,6 @@ func Test_client_server()
   endif
 endfunc
 
-func Test_client_server_stopinsert()
-  " test does not work on MS-Windows
-  CheckNotMSWindows
-  CheckNotMac
-  let g:test_is_flaky = 1
-  let cmd = GetVimCommand()
-  if cmd == ''
-    throw 'GetVimCommand() failed'
-  endif
-  call Check_X11_Connection()
-  let fname = 'Xclientserver_stop.txt'
-  let name = 'XVIMTEST2'
-  call writefile(['one two three'], fname, 'D')
-
-  let cmd .= ' -c "set virtualedit=onemore"'
-  let cmd .= ' -c "call cursor(1, 14)"'
-  let cmd .= ' -c "startinsert"'
-  let cmd .= ' --servername ' . name
-  let cmd .= ' ' .. fname
-  let job = job_start(cmd, {'stoponexit': 'kill', 'out_io': 'null'})
-  call WaitForAssert({-> assert_equal("run", job_status(job))})
-
-  " Takes a short while for the server to be active.
-  " When using valgrind it takes much longer.
-  call WaitForAssert({-> assert_match(name, serverlist())})
-
-  call remote_expr(name, 'execute("stopinsert")')
-
-  call WaitForAssert({-> assert_equal('n', name->remote_expr("mode(1)"))})
-  cal WaitForAssert({-> assert_equal('13', name->remote_expr("col('.')"))})
-
-  eval name->remote_send(":qa!\<CR>")
-  try
-    call WaitForAssert({-> assert_equal("dead", job_status(job))})
-  finally
-    if job_status(job) != 'dead'
-      call assert_report('Server did not exit')
-      call job_stop(job, 'kill')
-    endif
-  endtry
-endfunc
-
 " Test if socket server and X11 backends can be chosen and work properly.
 func Test_client_server_x11_and_socket_server()
   CheckNotMSWindows