diff --git a/.travis.yml b/.travis.yml
index 8a90ebbd2..031b09910 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,7 +12,7 @@ env:
   global:
     # This is necessary to have consistent testing of methods that rely on falling back to PATH for
     # selecting a python interpreter.
-    - PATH=/home/travis/build/pantsbuild/pex/.tox/py36/bin:/home/travis/build/pantsbuild/pex/.tox/py27/bin
+    - PATH=$PATH:$PWD/.tox/py36/bin:$PWD/.tox/py27/bin
 
 cache:
   directories: