diff --git a/airflow/version.py b/airflow/version.py
index 9bcfafd47142b..fcee15c6f945b 100644
--- a/airflow/version.py
+++ b/airflow/version.py
@@ -18,4 +18,4 @@
 # under the License.
 #
 
-version = '1.10.4b1'
+version = '1.10.4b2'