+# 2.3.20230527113600 release of cwltest confirms that files exist on disk, since
+# our files are in Keep, all the tests fail.
+# We should add [optional] Arvados support to cwltest so it can access
+# Keep but for the time being just install the last working version.
+/opt/arvados-py/bin/pip install 'cwltest<2.3.20230527113600'