diff --git a/satella/__init__.py b/satella/__init__.py
index 93d9c4d14e5f2a1cc4a9f0c1e959c5396385f407..691906724ebd566e94cfd84a7d5ed96fb3534128 100644
--- a/satella/__init__.py
+++ b/satella/__init__.py
@@ -1 +1 @@
-__version__ = '2.17.21a2'
+__version__ = '2.17.21'