diff --git a/.travis.yml b/.travis.yml
index b1d390d3f..11e1eefa5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,7 +34,7 @@ env:
 install: true
 
 script:
-  - mvn clean test
+  - mvn -T 1C clean test
 
 after_failure:
   - ./.travis/print_surefire_reports