diff --git a/.travis.yml b/.travis.yml
index 9c42c989..b0399dfd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,7 @@ python:
   - "2.7"
 
 install:
+  - sudo rm /etc/apt/sources.list.d/mongodb*.list
   - sudo rm /etc/apt/sources.list.d/docker.list
   - sudo pip install urllib3 pyOpenSSL ndg-httpsclient pyasn1
   - sudo apt-get purge -y mysql-common mysql-server mysql-client