diff --git a/.travis.yml b/.travis.yml
index 7f22990a3bf..e834efdc915 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,7 +22,7 @@ env:
     - PYTHON_VERSION=3.5
     - BUILD_DOCS=false
     - CODECOV=false
-    - PYTEST_FLAGS="--disable-pytest-warnings --numprocesses 2 --durations=50"
+    - PYTEST_FLAGS="--disable-pytest-warnings --durations=50"
     - PYTEST_LIST="testsuite/MDAnalysisTests"
     - MAIN_CMD="pytest ${PYTEST_LIST}"
     - SETUP_CMD="${PYTEST_FLAGS}"