diff --git a/.travis.yml b/.travis.yml
index 67eec441b2..99f79d57dd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -36,6 +36,7 @@ script:
   - pwd
   - cd src/ifcblenderexport/docs
   - make html
+  - ls al
   - cd ../../..
   - cd cmake
   - mkdir build