diff --git a/.travis.yml b/.travis.yml
index e901c7c5..e90828f0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -137,7 +137,7 @@ script:
 
     # Run unit tests
     - start_test "unit tests";
-      PYTHONPATH=. py.test --cov pyqtgraph -n 4 -sv;
+      PYTHONPATH=. py.test --cov pyqtgraph -sv;
       check_output "unit tests";
     - echo "test script finished. Current directory:"
     - pwd