diff -r 1b30bb56c0a9 Lib/test/test_tcl.py
--- a/Lib/test/test_tcl.py	Fri Mar 15 16:23:32 2013 -0500
+++ b/Lib/test/test_tcl.py	Fri Mar 15 16:29:38 2013 -0500
@@ -8,6 +8,9 @@
 # Skip this test if the _tkinter module wasn't built.
 _tkinter = support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 from tkinter import Tcl
 from _tkinter import TclError
 
diff -r 1b30bb56c0a9 Lib/test/test_tk.py
--- a/Lib/test/test_tk.py	Fri Mar 15 16:23:32 2013 -0500
+++ b/Lib/test/test_tk.py	Fri Mar 15 16:29:38 2013 -0500
@@ -2,6 +2,9 @@
 # Skip test if _tkinter wasn't built.
 support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 # Skip test if tk cannot be initialized.
 from tkinter.test.support import check_tk_availability
 check_tk_availability()
diff -r 1b30bb56c0a9 Lib/test/test_ttk_guionly.py
--- a/Lib/test/test_ttk_guionly.py	Fri Mar 15 16:23:32 2013 -0500
+++ b/Lib/test/test_ttk_guionly.py	Fri Mar 15 16:29:38 2013 -0500
@@ -5,6 +5,9 @@
 # Skip this test if _tkinter wasn't built.
 support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 # Skip test if tk cannot be initialized.
 from tkinter.test.support import check_tk_availability
 check_tk_availability()
diff -r 1b30bb56c0a9 Lib/test/test_ttk_textonly.py
--- a/Lib/test/test_ttk_textonly.py	Fri Mar 15 16:23:32 2013 -0500
+++ b/Lib/test/test_ttk_textonly.py	Fri Mar 15 16:29:38 2013 -0500
@@ -4,6 +4,9 @@
 # Skip this test if _tkinter does not exist.
 support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 from tkinter.test import runtktests
 
 def test_main():