diff --git a/README.md b/README.md
index d2883dd0..88869718 100644
--- a/README.md
+++ b/README.md
@@ -35,6 +35,7 @@ Diagrams lets you draw the cloud system architecture **in Python code**. It was
 ![generic provider](https://img.shields.io/badge/Generic-orange?color=5f87bf)
 ![programming provider](https://img.shields.io/badge/Programming-orange?color=5f87bf)
 ![saas provider](https://img.shields.io/badge/SaaS-orange?color=5f87bf)
+![c4 provider](https://img.shields.io/badge/C4-orange?color=5f87bf)
 
 ## Getting Started