diff --git a/README.md b/README.md
index 848fc79..815a47f 100644
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@@ -2,7 +2,7 @@
 
 [![maven central](https://maven-badges.herokuapp.com/maven-central/lol.hub/TinyEventBus/badge.svg)](https://search.maven.org/artifact/lol.hub/TinyEventBus)
 
-Tiny and fast pubsub implementation with subscriber priorities and event canceling for Java 8, 11 and 17.
+Tiny and fast pubsub implementation with subscriber priorities and event canceling for Java 8, 11, 17 and 21.
 
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