diff --git a/README.md b/README.md
index fafc47f24..dd0237501 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,7 @@ Mail is tested against:
 * Ruby: 2.7
 * Ruby: 3.0
 * Ruby: 3.1
+* Ruby: 3.2
 * JRuby: 9.2
 * JRuby: 9.3
 * JRuby: 9.4