#22751: fix test___all__ warning about modified environment in the tests.  Patch by Michael Cetrulo.
diff --git a/Misc/ACKS b/Misc/ACKS
index db8ba36..b1d6d3f 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -218,6 +218,7 @@
 Matej Cepl
 Carl Cerecke
 Octavian Cerna
+Michael Cetrulo
 Dave Chambers
 Pascal Chambon
 John Chandler