diff --git a/setup.py b/setup.py
index 266f3189..8d78f4bf 100755
--- a/setup.py
+++ b/setup.py
@@ -2,13 +2,12 @@
 
 import os
 from setuptools import setup, find_packages
-from hca.version import __version__
 
 install_requires = [line.rstrip() for line in open(os.path.join(os.path.dirname(__file__), "requirements.txt"))]
 
 setup(
     name="hca",
-    version=__version__,
+    version='6.6.0dev',
     url='https://github.com/HumanCellAtlas/dcp-cli',
     license='Apache Software License',
     author='Human Cell Atlas contributors',