diff --git a/packages/pub_sub/README.md b/packages/pub_sub/README.md
index 3976bd1f..08181fba 100644
--- a/packages/pub_sub/README.md
+++ b/packages/pub_sub/README.md
@@ -1,5 +1,5 @@
 # angel3_pub_sub
-[![version](https://img.shields.io/badge/pub-v4.0.1-brightgreen)](https://pub.dartlang.org/packages/angel3_pub_sub)
+[![version](https://img.shields.io/badge/pub-v3.0.0-brightgreen)](https://pub.dartlang.org/packages/angel3_pub_sub)
 [![Null Safety](https://img.shields.io/badge/null-safety-brightgreen)](https://dart.dev/null-safety)
 [![Gitter](https://img.shields.io/gitter/room/angel_dart/discussion)](https://gitter.im/angel_dart/discussion)