diff --git a/Lib/test/test_tk.py b/Lib/test/test_tk.py
deleted file mode 100644
index 8f90cbaba9f..00000000000
--- a/Lib/test/test_tk.py
+++ /dev/null
@@ -1,20 +0,0 @@
-import unittest
-from test import support
-from test.support import import_helper
-from test.support import check_sanitizer
-
-if check_sanitizer(address=True, memory=True):
-    raise unittest.SkipTest("Tests involvin libX11 can SEGFAULT on ASAN/MSAN builds")
-
-# Skip test if _tkinter wasn't built.
-import_helper.import_module('_tkinter')
-
-# Skip test if tk cannot be initialized.
-support.requires('gui')
-
-def load_tests(loader, tests, pattern):
-    return loader.discover('tkinter.test.test_tkinter')
-
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/Lib/tkinter/test/README b/Lib/test/test_tkinter/README
similarity index 100%
rename from Lib/tkinter/test/README
rename to Lib/test/test_tkinter/README
diff --git a/Lib/test/test_tkinter/__init__.py b/Lib/test/test_tkinter/__init__.py
new file mode 100644
index 00000000000..edcb44951bd
--- /dev/null
+++ b/Lib/test/test_tkinter/__init__.py
@@ -0,0 +1,18 @@
+import os.path
+import unittest
+from test import support
+from test.support import import_helper
+
+
+if support.check_sanitizer(address=True, memory=True):
+    raise unittest.SkipTest("Tests involving libX11 can SEGFAULT on ASAN/MSAN builds")
+
+# Skip test if _tkinter wasn't built.
+import_helper.import_module('_tkinter')
+
+# Skip test if tk cannot be initialized.
+support.requires('gui')
+
+
+def load_tests(*args):
+    return support.load_package_tests(os.path.dirname(__file__), *args)
diff --git a/Lib/test/test_tkinter/__main__.py b/Lib/test/test_tkinter/__main__.py
new file mode 100644
index 00000000000..40a23a297ec
--- /dev/null
+++ b/Lib/test/test_tkinter/__main__.py
@@ -0,0 +1,4 @@
+from . import load_tests
+import unittest
+
+unittest.main()
diff --git a/Lib/tkinter/test/support.py b/Lib/test/test_tkinter/support.py
similarity index 100%
rename from Lib/tkinter/test/support.py
rename to Lib/test/test_tkinter/support.py
diff --git a/Lib/tkinter/test/test_tkinter/test_colorchooser.py b/Lib/test/test_tkinter/test_colorchooser.py
similarity index 96%
rename from Lib/tkinter/test/test_tkinter/test_colorchooser.py
rename to Lib/test/test_tkinter/test_colorchooser.py
index 488162ff0dd..9bba21392d8 100644
--- a/Lib/tkinter/test/test_tkinter/test_colorchooser.py
+++ b/Lib/test/test_tkinter/test_colorchooser.py
@@ -1,7 +1,7 @@
 import unittest
 import tkinter
 from test.support import requires, swap_attr
-from tkinter.test.support import AbstractDefaultRootTest, AbstractTkTest
+from test.test_tkinter.support import AbstractDefaultRootTest, AbstractTkTest
 from tkinter import colorchooser
 from tkinter.colorchooser import askcolor
 from tkinter.commondialog import Dialog
diff --git a/Lib/tkinter/test/test_tkinter/test_font.py b/Lib/test/test_tkinter/test_font.py
similarity index 98%
rename from Lib/tkinter/test/test_tkinter/test_font.py
rename to Lib/test/test_tkinter/test_font.py
index 058c53a9023..563707ddd2f 100644
--- a/Lib/tkinter/test/test_tkinter/test_font.py
+++ b/Lib/test/test_tkinter/test_font.py
@@ -2,7 +2,7 @@ import unittest
 import tkinter
 from tkinter import font
 from test.support import requires, gc_collect, ALWAYS_EQ
-from tkinter.test.support import AbstractTkTest, AbstractDefaultRootTest
+from test.test_tkinter.support import AbstractTkTest, AbstractDefaultRootTest
 
 requires('gui')
 
diff --git a/Lib/tkinter/test/test_tkinter/test_geometry_managers.py b/Lib/test/test_tkinter/test_geometry_managers.py
similarity index 99%
rename from Lib/tkinter/test/test_tkinter/test_geometry_managers.py
rename to Lib/test/test_tkinter/test_geometry_managers.py
index c89bc8dbf85..3663048a145 100644
--- a/Lib/tkinter/test/test_tkinter/test_geometry_managers.py
+++ b/Lib/test/test_tkinter/test_geometry_managers.py
@@ -4,8 +4,8 @@ import tkinter
 from tkinter import TclError
 from test.support import requires
 
-from tkinter.test.support import pixels_conv
-from tkinter.test.widget_tests import AbstractWidgetTest
+from test.test_tkinter.support import pixels_conv
+from test.test_tkinter.widget_tests import AbstractWidgetTest
 
 requires('gui')
 
diff --git a/Lib/tkinter/test/test_tkinter/test_images.py b/Lib/test/test_tkinter/test_images.py
similarity index 99%
rename from Lib/tkinter/test/test_tkinter/test_images.py
rename to Lib/test/test_tkinter/test_images.py
index cc69ccac62d..b6f8b79ae68 100644
--- a/Lib/tkinter/test/test_tkinter/test_images.py
+++ b/Lib/test/test_tkinter/test_images.py
@@ -2,7 +2,7 @@ import unittest
 import tkinter
 from test import support
 from test.support import os_helper
-from tkinter.test.support import AbstractTkTest, AbstractDefaultRootTest, requires_tcl
+from test.test_tkinter.support import AbstractTkTest, AbstractDefaultRootTest, requires_tcl
 
 support.requires('gui')
 
diff --git a/Lib/tkinter/test/test_tkinter/test_loadtk.py b/Lib/test/test_tkinter/test_loadtk.py
similarity index 100%
rename from Lib/tkinter/test/test_tkinter/test_loadtk.py
rename to Lib/test/test_tkinter/test_loadtk.py
diff --git a/Lib/tkinter/test/test_tkinter/test_messagebox.py b/Lib/test/test_tkinter/test_messagebox.py
similarity index 94%
rename from Lib/tkinter/test/test_tkinter/test_messagebox.py
rename to Lib/test/test_tkinter/test_messagebox.py
index d38541a5a45..f41bdc98286 100644
--- a/Lib/tkinter/test/test_tkinter/test_messagebox.py
+++ b/Lib/test/test_tkinter/test_messagebox.py
@@ -1,7 +1,7 @@
 import unittest
 import tkinter
 from test.support import requires, swap_attr
-from tkinter.test.support import AbstractDefaultRootTest
+from test.test_tkinter.support import AbstractDefaultRootTest
 from tkinter.commondialog import Dialog
 from tkinter.messagebox import showinfo
 
diff --git a/Lib/tkinter/test/test_tkinter/test_misc.py b/Lib/test/test_tkinter/test_misc.py
similarity index 99%
rename from Lib/tkinter/test/test_tkinter/test_misc.py
rename to Lib/test/test_tkinter/test_misc.py
index 620b6ed638c..d1aca58d15f 100644
--- a/Lib/tkinter/test/test_tkinter/test_misc.py
+++ b/Lib/test/test_tkinter/test_misc.py
@@ -3,7 +3,7 @@ import unittest
 import tkinter
 import enum
 from test import support
-from tkinter.test.support import AbstractTkTest, AbstractDefaultRootTest
+from test.test_tkinter.support import AbstractTkTest, AbstractDefaultRootTest
 
 support.requires('gui')
 
diff --git a/Lib/tkinter/test/test_tkinter/test_simpledialog.py b/Lib/test/test_tkinter/test_simpledialog.py
similarity index 93%
rename from Lib/tkinter/test/test_tkinter/test_simpledialog.py
rename to Lib/test/test_tkinter/test_simpledialog.py
index 18cd2712b0c..502f7f7098a 100644
--- a/Lib/tkinter/test/test_tkinter/test_simpledialog.py
+++ b/Lib/test/test_tkinter/test_simpledialog.py
@@ -1,7 +1,7 @@
 import unittest
 import tkinter
 from test.support import requires, swap_attr
-from tkinter.test.support import AbstractDefaultRootTest
+from test.test_tkinter.support import AbstractDefaultRootTest
 from tkinter.simpledialog import Dialog, askinteger
 
 requires('gui')
diff --git a/Lib/tkinter/test/test_tkinter/test_text.py b/Lib/test/test_tkinter/test_text.py
similarity index 96%
rename from Lib/tkinter/test/test_tkinter/test_text.py
rename to Lib/test/test_tkinter/test_text.py
index 482f150df55..d1583f0b20a 100644
--- a/Lib/tkinter/test/test_tkinter/test_text.py
+++ b/Lib/test/test_tkinter/test_text.py
@@ -1,7 +1,7 @@
 import unittest
 import tkinter
 from test.support import requires
-from tkinter.test.support import AbstractTkTest
+from test.test_tkinter.support import AbstractTkTest
 
 requires('gui')
 
diff --git a/Lib/tkinter/test/test_tkinter/test_variables.py b/Lib/test/test_tkinter/test_variables.py
similarity index 99%
rename from Lib/tkinter/test/test_tkinter/test_variables.py
rename to Lib/test/test_tkinter/test_variables.py
index 427e1684543..c1d232e2feb 100644
--- a/Lib/tkinter/test/test_tkinter/test_variables.py
+++ b/Lib/test/test_tkinter/test_variables.py
@@ -6,7 +6,7 @@ import tkinter
 from tkinter import (Variable, StringVar, IntVar, DoubleVar, BooleanVar, Tcl,
                      TclError)
 from test.support import ALWAYS_EQ
-from tkinter.test.support import AbstractDefaultRootTest
+from test.test_tkinter.support import AbstractDefaultRootTest
 
 
 class Var(Variable):
diff --git a/Lib/tkinter/test/test_tkinter/test_widgets.py b/Lib/test/test_tkinter/test_widgets.py
similarity index 99%
rename from Lib/tkinter/test/test_tkinter/test_widgets.py
rename to Lib/test/test_tkinter/test_widgets.py
index fe8ecfeb326..1cddbe17ba5 100644
--- a/Lib/tkinter/test/test_tkinter/test_widgets.py
+++ b/Lib/test/test_tkinter/test_widgets.py
@@ -4,10 +4,10 @@ from tkinter import TclError
 import os
 from test.support import requires
 
-from tkinter.test.support import (requires_tcl,
+from test.test_tkinter.support import (requires_tcl,
                                   get_tk_patchlevel, widget_eq,
                                   AbstractDefaultRootTest)
-from tkinter.test.widget_tests import (
+from test.test_tkinter.widget_tests import (
     add_standard_options,
     AbstractWidgetTest, StandardOptionsTests, IntegerSizeTests, PixelSizeTests,
     setUpModule)
diff --git a/Lib/tkinter/test/widget_tests.py b/Lib/test/test_tkinter/widget_tests.py
similarity index 99%
rename from Lib/tkinter/test/widget_tests.py
rename to Lib/test/test_tkinter/widget_tests.py
index 8418154d64a..85b0511aba3 100644
--- a/Lib/tkinter/test/widget_tests.py
+++ b/Lib/test/test_tkinter/widget_tests.py
@@ -1,7 +1,7 @@
 # Common tests for test_tkinter/test_widgets.py and test_ttk/test_widgets.py
 
 import tkinter
-from tkinter.test.support import (AbstractTkTest, tcl_version,
+from test.test_tkinter.support import (AbstractTkTest, tcl_version,
                                   pixels_conv, tcl_obj_eq)
 import test.support
 
diff --git a/Lib/test/test_ttk_guionly.py b/Lib/test/test_ttk/__init__.py
similarity index 68%
rename from Lib/test/test_ttk_guionly.py
rename to Lib/test/test_ttk/__init__.py
index c4919045d75..7ee7ffbd6d7 100644
--- a/Lib/test/test_ttk_guionly.py
+++ b/Lib/test/test_ttk/__init__.py
@@ -1,10 +1,11 @@
+import os.path
 import unittest
 from test import support
 from test.support import import_helper
-from test.support import check_sanitizer
 
-if check_sanitizer(address=True, memory=True):
-    raise unittest.SkipTest("Tests involvin libX11 can SEGFAULT on ASAN/MSAN builds")
+
+if support.check_sanitizer(address=True, memory=True):
+    raise unittest.SkipTest("Tests involving libX11 can SEGFAULT on ASAN/MSAN builds")
 
 # Skip this test if _tkinter wasn't built.
 import_helper.import_module('_tkinter')
@@ -12,6 +13,7 @@ import_helper.import_module('_tkinter')
 # Skip test if tk cannot be initialized.
 support.requires('gui')
 
+
 import tkinter
 from _tkinter import TclError
 from tkinter import ttk
@@ -32,9 +34,6 @@ def setUpModule():
             root.destroy()
         del root
 
-def load_tests(loader, tests, pattern):
-    return loader.discover('tkinter.test.test_ttk')
 
-
-if __name__ == '__main__':
-    unittest.main()
+def load_tests(*args):
+    return support.load_package_tests(os.path.dirname(__file__), *args)
diff --git a/Lib/test/test_ttk/__main__.py b/Lib/test/test_ttk/__main__.py
new file mode 100644
index 00000000000..40a23a297ec
--- /dev/null
+++ b/Lib/test/test_ttk/__main__.py
@@ -0,0 +1,4 @@
+from . import load_tests
+import unittest
+
+unittest.main()
diff --git a/Lib/tkinter/test/test_ttk/test_extensions.py b/Lib/test/test_ttk/test_extensions.py
similarity index 99%
rename from Lib/tkinter/test/test_ttk/test_extensions.py
rename to Lib/test/test_ttk/test_extensions.py
index 1220c4831c5..6135c49701f 100644
--- a/Lib/tkinter/test/test_ttk/test_extensions.py
+++ b/Lib/test/test_ttk/test_extensions.py
@@ -3,7 +3,7 @@ import unittest
 import tkinter
 from tkinter import ttk
 from test.support import requires, gc_collect
-from tkinter.test.support import AbstractTkTest, AbstractDefaultRootTest
+from test.test_tkinter.support import AbstractTkTest, AbstractDefaultRootTest
 
 requires('gui')
 
diff --git a/Lib/tkinter/test/test_ttk/test_style.py b/Lib/test/test_ttk/test_style.py
similarity index 98%
rename from Lib/tkinter/test/test_ttk/test_style.py
rename to Lib/test/test_ttk/test_style.py
index 54ad3437168..0ec95cf6b5f 100644
--- a/Lib/tkinter/test/test_ttk/test_style.py
+++ b/Lib/test/test_ttk/test_style.py
@@ -4,7 +4,7 @@ import tkinter
 from tkinter import ttk
 from test import support
 from test.support import requires
-from tkinter.test.support import AbstractTkTest, get_tk_patchlevel
+from test.test_tkinter.support import AbstractTkTest, get_tk_patchlevel
 
 requires('gui')
 
diff --git a/Lib/tkinter/test/test_ttk/test_widgets.py b/Lib/test/test_ttk/test_widgets.py
similarity index 99%
rename from Lib/tkinter/test/test_ttk/test_widgets.py
rename to Lib/test/test_ttk/test_widgets.py
index c14c321ca26..eb0cc93ce27 100644
--- a/Lib/tkinter/test/test_ttk/test_widgets.py
+++ b/Lib/test/test_ttk/test_widgets.py
@@ -5,9 +5,9 @@ from test.support import requires, gc_collect
 import sys
 
 from test.test_ttk_textonly import MockTclObj
-from tkinter.test.support import (AbstractTkTest, tcl_version, get_tk_patchlevel,
+from test.test_tkinter.support import (AbstractTkTest, tcl_version, get_tk_patchlevel,
                                   simulate_mouse_click, AbstractDefaultRootTest)
-from tkinter.test.widget_tests import (add_standard_options,
+from test.test_tkinter.widget_tests import (add_standard_options,
     AbstractWidgetTest, StandardOptionsTests, IntegerSizeTests, PixelSizeTests,
     setUpModule)
 
diff --git a/Lib/tkinter/test/__init__.py b/Lib/tkinter/test/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/Lib/tkinter/test/test_tkinter/__init__.py b/Lib/tkinter/test/test_tkinter/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/Lib/tkinter/test/test_ttk/__init__.py b/Lib/tkinter/test/test_ttk/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/Makefile.pre.in b/Makefile.pre.in
index 6448785c280..5d0ae6bca87 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1987,15 +1987,15 @@ TESTSUBDIRS=	distutils/tests \
 		test/test_lib2to3/data/fixers \
 		test/test_lib2to3/data/fixers/myfixes \
 		test/test_peg_generator \
+		test/test_tkinter \
 		test/test_tools \
+		test/test_ttk \
 		test/test_warnings test/test_warnings/data \
 		test/test_zoneinfo test/test_zoneinfo/data \
 		test/test_unittest test/test_unittest/testmock \
 		test/tracedmodules \
 		test/xmltestdata test/xmltestdata/c14n-20 \
-		test/ziptestdata \
-		tkinter/test tkinter/test/test_tkinter \
-		tkinter/test/test_ttk
+		test/ziptestdata
 
 TEST_MODULES=@TEST_MODULES@
 libinstall:	all $(srcdir)/Modules/xxmodule.c
diff --git a/Misc/NEWS.d/next/Tests/2022-06-21-17-37-46.gh-issue-54781.BjVAVg.rst b/Misc/NEWS.d/next/Tests/2022-06-21-17-37-46.gh-issue-54781.BjVAVg.rst
new file mode 100644
index 00000000000..f7ae7b976af
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2022-06-21-17-37-46.gh-issue-54781.BjVAVg.rst
@@ -0,0 +1,2 @@
+Rename test_tk to test_tkinter, and rename test_ttk_guionly to test_ttk.
+Patch by Victor Stinner.
diff --git a/PCbuild/lib.pyproj b/PCbuild/lib.pyproj
index 2355eb5486f..0556efe1a77 100644
--- a/PCbuild/lib.pyproj
+++ b/PCbuild/lib.pyproj
@@ -1323,7 +1323,17 @@
     <Compile Include="test\test_timeit.py" />
     <Compile Include="test\test_timeout.py" />
     <Compile Include="test\test_tix.py" />
-    <Compile Include="test\test_tk.py" />
+    <Compile Include="test\test_tkinter\__init__.py" />
+    <Compile Include="test\test_tkinter\support.py" />
+    <Compile Include="test\test_tkinter\test_font.py" />
+    <Compile Include="test\test_tkinter\test_geometry_managers.py" />
+    <Compile Include="test\test_tkinter\test_images.py" />
+    <Compile Include="test\test_tkinter\test_loadtk.py" />
+    <Compile Include="test\test_tkinter\test_misc.py" />
+    <Compile Include="test\test_tkinter\test_text.py" />
+    <Compile Include="test\test_tkinter\test_variables.py" />
+    <Compile Include="test\test_tkinter\test_widgets.py" />
+    <Compile Include="test\test_tkinter\widget_tests.py" />
     <Compile Include="test\test_tokenize.py" />
     <Compile Include="test\test_tools\test_fixcid.py" />
     <Compile Include="test\test_tools\test_gprof2html.py" />
@@ -1339,8 +1349,11 @@
     <Compile Include="test\test_trace.py" />
     <Compile Include="test\test_traceback.py" />
     <Compile Include="test\test_tracemalloc.py" />
-    <Compile Include="test\test_ttk_guionly.py" />
     <Compile Include="test\test_ttk_textonly.py" />
+    <Compile Include="test\test_ttk\__init__.py" />
+    <Compile Include="test\test_ttk\test_extensions.py" />
+    <Compile Include="test\test_ttk\test_style.py" />
+    <Compile Include="test\test_ttk\test_widgets.py" />
     <Compile Include="test\test_tuple.py" />
     <Compile Include="test\test_turtle.py" />
     <Compile Include="test\test_typechecks.py" />
@@ -1353,7 +1366,33 @@
     <Compile Include="test\test_unicode_file.py" />
     <Compile Include="test\test_unicode_file_functions.py" />
     <Compile Include="test\test_unicode_identifiers.py" />
-    <Compile Include="test\test_unittest.py" />
+    <Compile Include="test\test_unittest\dummy.py" />
+    <Compile Include="test\test_unittest\support.py" />
+    <Compile Include="test\test_unittest\testmock\support.py" />
+    <Compile Include="test\test_unittest\testmock\testcallable.py" />
+    <Compile Include="test\test_unittest\testmock\testhelpers.py" />
+    <Compile Include="test\test_unittest\testmock\testmagicmethods.py" />
+    <Compile Include="test\test_unittest\testmock\testmock.py" />
+    <Compile Include="test\test_unittest\testmock\testpatch.py" />
+    <Compile Include="test\test_unittest\testmock\testsentinel.py" />
+    <Compile Include="test\test_unittest\testmock\testwith.py" />
+    <Compile Include="test\test_unittest\testmock\__init__.py" />
+    <Compile Include="test\test_unittest\testmock\__main__.py" />
+    <Compile Include="test\test_unittest\test_assertions.py" />
+    <Compile Include="test\test_unittest\test_break.py" />
+    <Compile Include="test\test_unittest\test_case.py" />
+    <Compile Include="test\test_unittest\test_discovery.py" />
+    <Compile Include="test\test_unittest\test_functiontestcase.py" />
+    <Compile Include="test\test_unittest\test_loader.py" />
+    <Compile Include="test\test_unittest\test_program.py" />
+    <Compile Include="test\test_unittest\test_result.py" />
+    <Compile Include="test\test_unittest\test_runner.py" />
+    <Compile Include="test\test_unittest\test_setups.py" />
+    <Compile Include="test\test_unittest\test_skipping.py" />
+    <Compile Include="test\test_unittest\test_suite.py" />
+    <Compile Include="test\test_unittest\_test_warnings.py" />
+    <Compile Include="test\test_unittest\__init__.py" />
+    <Compile Include="test\test_unittest\__main__.py" />
     <Compile Include="test\test_univnewlines.py" />
     <Compile Include="test\test_unpack.py" />
     <Compile Include="test\test_unpack_ex.py" />
@@ -1432,22 +1471,6 @@
     <Compile Include="tkinter\messagebox.py" />
     <Compile Include="tkinter\scrolledtext.py" />
     <Compile Include="tkinter\simpledialog.py" />
-    <Compile Include="tkinter\test\support.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_font.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_geometry_managers.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_images.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_loadtk.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_misc.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_text.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_variables.py" />
-    <Compile Include="tkinter\test\test_tkinter\test_widgets.py" />
-    <Compile Include="tkinter\test\test_tkinter\__init__.py" />
-    <Compile Include="tkinter\test\test_ttk\test_extensions.py" />
-    <Compile Include="tkinter\test\test_ttk\test_style.py" />
-    <Compile Include="tkinter\test\test_ttk\test_widgets.py" />
-    <Compile Include="tkinter\test\test_ttk\__init__.py" />
-    <Compile Include="tkinter\test\widget_tests.py" />
-    <Compile Include="tkinter\test\__init__.py" />
     <Compile Include="tkinter\tix.py" />
     <Compile Include="tkinter\ttk.py" />
     <Compile Include="tkinter\__init__.py" />
@@ -1490,33 +1513,6 @@
     <Compile Include="unittest\runner.py" />
     <Compile Include="unittest\signals.py" />
     <Compile Include="unittest\suite.py" />
-    <Compile Include="test\test_unittest\dummy.py" />
-    <Compile Include="test\test_unittest\support.py" />
-    <Compile Include="test\test_unittest\testmock\support.py" />
-    <Compile Include="test\test_unittest\testmock\testcallable.py" />
-    <Compile Include="test\test_unittest\testmock\testhelpers.py" />
-    <Compile Include="test\test_unittest\testmock\testmagicmethods.py" />
-    <Compile Include="test\test_unittest\testmock\testmock.py" />
-    <Compile Include="test\test_unittest\testmock\testpatch.py" />
-    <Compile Include="test\test_unittest\testmock\testsentinel.py" />
-    <Compile Include="test\test_unittest\testmock\testwith.py" />
-    <Compile Include="test\test_unittest\testmock\__init__.py" />
-    <Compile Include="test\test_unittest\testmock\__main__.py" />
-    <Compile Include="test\test_unittest\test_assertions.py" />
-    <Compile Include="test\test_unittest\test_break.py" />
-    <Compile Include="test\test_unittest\test_case.py" />
-    <Compile Include="test\test_unittest\test_discovery.py" />
-    <Compile Include="test\test_unittest\test_functiontestcase.py" />
-    <Compile Include="test\test_unittest\test_loader.py" />
-    <Compile Include="test\test_unittest\test_program.py" />
-    <Compile Include="test\test_unittest\test_result.py" />
-    <Compile Include="test\test_unittest\test_runner.py" />
-    <Compile Include="test\test_unittest\test_setups.py" />
-    <Compile Include="test\test_unittest\test_skipping.py" />
-    <Compile Include="test\test_unittest\test_suite.py" />
-    <Compile Include="test\test_unittest\_test_warnings.py" />
-    <Compile Include="test\test_unittest\__init__.py" />
-    <Compile Include="test\test_unittest\__main__.py" />
     <Compile Include="unittest\util.py" />
     <Compile Include="unittest\__init__.py" />
     <Compile Include="unittest\__main__.py" />
@@ -1802,16 +1798,15 @@
     <Folder Include="test\test_lib2to3\data\fixers" />
     <Folder Include="test\test_lib2to3\data\fixers\myfixes" />
     <Folder Include="test\test_peg_generator" />
+    <Folder Include="test\test_tkinter" />
     <Folder Include="test\test_tools" />
+    <Folder Include="test\test_ttk" />
     <Folder Include="test\test_unittest" />
     <Folder Include="test\test_unittest\testmock" />
     <Folder Include="test\test_warnings" />
     <Folder Include="test\test_warnings\data" />
     <Folder Include="test\tracedmodules" />
     <Folder Include="tkinter" />
-    <Folder Include="tkinter\test" />
-    <Folder Include="tkinter\test\test_tkinter" />
-    <Folder Include="tkinter\test\test_ttk" />
     <Folder Include="turtledemo" />
     <Folder Include="unittest" />
     <Folder Include="urllib" />
diff --git a/Tools/wasm/wasm_assets.py b/Tools/wasm/wasm_assets.py
index 67afde60f09..a59db9db7cd 100755
--- a/Tools/wasm/wasm_assets.py
+++ b/Tools/wasm/wasm_assets.py
@@ -109,11 +109,6 @@ OMIT_MODULE_FILES = {
     "_zoneinfo": ["zoneinfo/"],
 }
 
-# regression test sub directories
-OMIT_SUBDIRS = (
-    "tkinter/test/",
-)
-
 def get_builddir(args: argparse.Namespace) -> pathlib.Path:
     """Get builddir path from pybuilddir.txt
     """
@@ -136,9 +131,6 @@ def create_stdlib_zip(
     *,
     optimize: int = 0,
 ) -> None:
-    def filterfunc(name: str) -> bool:
-        return not name.startswith(args.omit_subdirs_absolute)
-
     with zipfile.PyZipFile(
         args.wasm_stdlib_zip, mode="w", compression=args.compression, optimize=optimize
     ) as pzf:
@@ -152,7 +144,7 @@ def create_stdlib_zip(
                 continue
             if entry.name.endswith(".py") or entry.is_dir():
                 # writepy() writes .pyc files (bytecode).
-                pzf.writepy(entry, filterfunc=filterfunc)
+                pzf.writepy(entry)
 
 
 def detect_extension_modules(args: argparse.Namespace):
@@ -234,9 +226,6 @@ def main():
             omit_files.extend(modfiles)
 
     args.omit_files_absolute = {args.srcdir_lib / name for name in omit_files}
-    args.omit_subdirs_absolute = tuple(
-        str(args.srcdir_lib / name) for name in OMIT_SUBDIRS
-    )
 
     # Empty, unused directory for dynamic libs, but required for site initialization.
     args.wasm_dynload.mkdir(parents=True, exist_ok=True)