diff --git a/controller.py b/controller.py
index 3db1718b..f7a074bd 100644
--- a/controller.py
+++ b/controller.py
@@ -18,7 +18,7 @@ from psbt_signer import PSBTSigner
 
 class Controller:
     
-    VERSION = "0.4.0b3"
+    VERSION = "0.4.0"
 
     def __init__(self) -> None:
         controller = self