diff --git a/.travis.yml b/.travis.yml
index 01f3ba60b..4778ee179 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,8 +19,8 @@ jdk:
   - oraclejdk8
 script:
   - pwd
-  - "$TRAVIS_PULL_REQUEST" = "true" || mvn test
-  - "$TRAVIS_PULL_REQUEST" = "false" || mvn clean org.jacoco:jacoco-maven-plugin:prepare-agent package sonar:sonar
+  - 'if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then mvn test; fi'
+  - 'if [ "$TRAVIS_PULL_REQUEST" = "false" ]; then mvn clean org.jacoco:jacoco-maven-plugin:prepare-agent package sonar:sonar; fi'
 cache:
   directories:
     - '$HOME/.m2/repository'