Adjusted version of dependency on Ray (stalling on Travis).
@@ -22,7 +22,7 @@ sqlalchemy_requires = ["sqlalchemy<=1.3.99999,>=0.9", "sqlalchemy-utils<=0.36.99
axonserver_requires = ["axonclient<=0.0.99999"]
-ray_requires = ["ray<=0.8.99999", "psutil", "setproctitle"]
+ray_requires = ["ray<=0.8.5", "psutil", "setproctitle"]
thespian_requires = ["thespian<=3.10.99999"]
