diff --git a/.travis.yml b/.travis.yml
index b8da59a6..cab88de8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,9 +13,11 @@ before_script:
 script: 
   - qmake -qt=qt5 -v
   - qmake -qt=qt5
+  - make clean
   - make -s
   - cd ./../tests/
   - qmake
+  - make clean
   - make -s
   - ./../bin/tests/tests -platform minimal -txt
 services: