diff --git a/README.md b/README.md
index 8ba22f1..ad7f6ca 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ This package was developed to configure Uptime Kuma with Ansible. The Ansible co
 
 Python version 3.6+ is required.
 
-Supported Uptime Kuma versions: 1.17.0 - 1.20.2
+Supported Uptime Kuma versions: 1.17.0 - 1.21.0
 
 Installation
 ---