diff --git a/cosmos/__init__.py b/cosmos/__init__.py
index c0f00e3a5..e9af84689 100644
--- a/cosmos/__init__.py
+++ b/cosmos/__init__.py
@@ -5,7 +5,7 @@
 
 Contains dags, task groups, and operators.
 """
-__version__ = "1.1.1"
+__version__ = "1.1.1a1"
 
 from cosmos.airflow.dag import DbtDag
 from cosmos.airflow.task_group import DbtTaskGroup