diff --git a/CHANGES.txt b/CHANGES.txt
index 883e4c8b0..6f6c1c553 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -6,6 +6,9 @@ However contributors are encouraged to add their own entries for their work.
 
 Since build 223:
 ----------------
+* Built with a released version of Pythohn 3.7, which fixes various date related
+  issues with Python 3.7
+
 * Fix a regression introduced in build 220 around how some COM properties are
   handled (#1211 and #1199)