diff --git a/canopen/version.py b/canopen/version.py
index af8c8f75..4acba3d2 100644
--- a/canopen/version.py
+++ b/canopen/version.py
@@ -1,2 +1,2 @@
 
-__version__ = "0.9.0.dev1"
+__version__ = "0.9.0"