diff --git a/.travis.yml b/.travis.yml
index a67f224fd35..644796a780b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -24,7 +24,9 @@ before_install:
   - conda update --yes conda
   - cd ..
   - git clone https://github.com/ReactionMechanismGenerator/RMG-database.git
-  - cd RMG-Py
+  - cd RMG-database
+  - git checkout nitrogen
+  - cd ../RMG-Py
 
 install:
   - conda env create -f environment_linux.yml