diff --git a/.travis.yml b/.travis.yml
index 6172f52c2..b9f41da0b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,7 +21,7 @@ install:
   - wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
   - tar zxvf ta-lib-0.4.0-src.tar.gz
   - cd ta-lib && ./configure && sudo make && sudo make install && cd ..
-  - ENV LD_LIBRARY_PATH /usr/local/lib
+  - export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
   - pip install -r requirements.txt
 
 script: