diff --git a/py/h2o_wave/version.py-r b/py/h2o_wave/version.py-r
index 2f15b8cd37..8c306aa668 100644
--- a/py/h2o_wave/version.py-r
+++ b/py/h2o_wave/version.py-r
@@ -1 +1 @@
-__version__ = '0.20.0'
+__version__ = '0.21.1'