diff --git a/.travis.yml b/.travis.yml
index 8713053..870a5cf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ python:
 install:
   - pip install -e .
   - pip install -r test-requirements.txt
-  - pip install tornado>=4.0,<5
+  - pip install tornado
 script: nosetests
 after_success:
   - coveralls