diff --git a/tatsu/_config.py b/tatsu/_config.py
index b503ee35..159fa3c8 100644
--- a/tatsu/_config.py
+++ b/tatsu/_config.py
@@ -1,3 +1,3 @@
 # -*- coding: utf-8 -*-
 __toolname__ = 'TatSu'
-__version__ = '5.5.0a2'
+__version__ = '5.5.0'