Fix typo
diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index c4f1c8a..300cf39 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -982,7 +982,7 @@
 
     # First kill any dangling references to open files etc.
     # This can also issue some ResourceWarnings which would otherwise get
-    # triggered during the following test run, and possible produce failures.
+    # triggered during the following test run, and possibly produce failures.
     gc.collect()
 
     # Try to clean up junk commonly left behind.  While tests shouldn't leave