diff --git a/.travis.yml b/.travis.yml
index 8b2c7b1d4..84e4b1395 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,6 @@ before_install:
 
 install:
   - jdk_switcher use oraclejdk8
-  - mvn clean install --quiet jacoco:report coveralls:report
+  - mvn clean install --quiet jacoco:report coveralls:report -X
   - mvn clean javadoc:javadoc -Dmaven.test.skip=true --quiet