diff --git a/README.md b/README.md
index df75c01a..298f6c04 100644
--- a/README.md
+++ b/README.md
@@ -309,6 +309,7 @@ Though we don't actively maintain those patches, since existing releases never c
 it's safe to assume that they will continue working until there are further incompatible changes
 in a later version of those environments.
 
+* *3.10.x-3.14.x* : XCode 27
 * *3.7.8-3.7.15, 3.8.4-3.8.12, 3.9.0-3.9.7* : XCode 13.3
 * *3.5.10, 3.6.15* : MacOS 11+ and XCode 13.3
 * *2.7.18* : MacOS 10.15+ and Apple Silicon