test/common.vim         | 2 +-
 test/tsserver_tests.vim | 5 ++++-

diff --git a/test/common.vim b/test/common.vim
index 45ebe954afacc43d61eaac55d09217901d8c6a76..cbfd75e0f069f8b74fb8ca751c5fb3521c514848 100644
--- a/test/common.vim
+++ b/test/common.vim
@@ -124,7 +124,7 @@
 # Wait for the LSP server to load and process a file.  This works by waiting
 # for a certain number of diagnostic messages from the server.
 def g:WaitForServerFileLoad(diagCount: number)
-  redraw!
+  :redraw!
   var waitCount = diagCount
   if waitCount == 0
     # Introduce a temporary diagnostic
diff --git a/test/tsserver_tests.vim b/test/tsserver_tests.vim
index 4cd145c3c642da2c26146f7ad065b614b9c1ee94..68f51845ef1638bc208cb344aae94f473c7bb958 100644
--- a/test/tsserver_tests.vim
+++ b/test/tsserver_tests.vim
@@ -30,8 +30,9 @@     }
   END
 
   setline(1, lines)
+  :redraw!
+  :sleep 3
   g:WaitForServerFileLoad(5)
-  :redraw!
   :LspDiagShow
   var qfl: list<dict<any>> = getloclist(0)
   assert_equal('quickfix', getwinvar(winnr('$'), '&buftype'))
@@ -114,6 +115,8 @@     'B("1");'
   ]
 
   setline(1, lines)
+  :redraw!
+  :sleep 3
   g:WaitForServerFileLoad(0)
 
   cursor(8, 1)