diff --git a/.travis.yml b/.travis.yml
index f448c72d8..503295e4a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,7 +17,7 @@ addons:
     - libdw-dev
     - binutils-dev
 install:
-- cd build_helpers && ./install_ta-lib.sh
+- cd build_helpers && ./install_ta-lib.sh; cd ..
 - export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
 - pip install --upgrade flake8 coveralls pytest-random-order pytest-asyncio mypy
 - pip install -r requirements-dev.txt