Issue #27895:  Spelling fixes (Contributed by Ville Skyttä).
diff --git a/Lib/test/test_winreg.py b/Lib/test/test_winreg.py
index 8e3cdf3..7db1f73 100644
--- a/Lib/test/test_winreg.py
+++ b/Lib/test/test_winreg.py
@@ -174,7 +174,7 @@
         DeleteKey(key, "sub_key")
 
         try:
-            # Shouldnt be able to delete it twice!
+            # Shouldn't be able to delete it twice!
             DeleteKey(key, "sub_key")
             self.fail("Deleting the key twice succeeded")
         except EnvironmentError: