1 files changed, 1 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index 46687fe8f..108547226 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,7 +11,7 @@ commands = pylint -rn --rcfile={toxinidir}/pylintrc --load-plugins=pylint.extens
 
 [testenv]
 deps =
-   astroid>=1.6.0
+   astroid>=1.6.0,<2.0
    coverage
    isort
    mccabe