diff --git a/README.md b/README.md
index 663b2fd..a527585 100644
--- a/README.md
+++ b/README.md
@@ -136,5 +136,7 @@ explicitly when stack introspection cannot identify the caller.
 
 ## Part of `modern-python`
 
+Built on [`modern-di`](https://github.com/modern-python/modern-di), a dependency-injection framework with IoC container and scopes.
+
 Browse the full list of templates and libraries in
 [`modern-python`](https://github.com/modern-python) — see the org profile for the categorized index.