diff --git a/.travis.yml b/.travis.yml
index 303d96a..ebf32c4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,8 +8,8 @@ python:
   - "3.6"
 # command to install dependencies
 install:
-  - "pip install -r requirements.txt"
+  - pip install -r requirements.txt
 # command to run tests
 script:
-  - $(shell export PYTHONPATH=$PYTHONPATH:$(pwd))
+  - export PYTHONPATH=$PYTHONPATH:$(pwd)
   - python -m unittest
\ No newline at end of file