diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py
index 26b8e44..f443459 100644
--- a/Lib/test/test_support.py
+++ b/Lib/test/test_support.py
@@ -326,12 +326,11 @@
                 reason = "cannot run without OS X gui process"
 
     # check on every platform whether tkinter can actually do anything
-    # but skip the test on OS X because it can cause segfaults in Cocoa Tk
-    # when running regrtest with the -j option (multiple threads/subprocesses)
-    if (not reason) and (sys.platform != 'darwin'):
+    if not reason:
         try:
             from Tkinter import Tk
             root = Tk()
+            root.update()
             root.destroy()
         except Exception as e:
             err_string = str(e)
diff --git a/Misc/NEWS b/Misc/NEWS
index 97aa75f..c60917f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -277,6 +277,8 @@
 - Issue #21976: Fix test_ssl to accept LibreSSL version strings.  Thanks
   to William Orr.
 
+- Issue #22770: Prevent some Tk segfaults on OS X when running gui tests.
+
 Build
 -----