diff --git a/.travis/install.sh b/.travis/install.sh
index 27eb668db..360453187 100755
--- a/.travis/install.sh
+++ b/.travis/install.sh
@@ -43,5 +43,6 @@ fi
 
 python -m virtualenv ~/.venv
 source ~/.venv/bin/activate
-pip install tox pytest pytest-cov codecov Cython
+pip install -r requirements.d/development.txt
+pip install codecov
 pip install -e .