diff --git a/.travis.yml b/.travis.yml
index 6ba7f904138b94053453cfa44aa84d0ef4950117..53e2ba7144cbb0a83429476247e560c06860452d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ before_install:
 script:
 - mkdir _build
 - pdflatex -interaction=nonstopmode -halt-on-error -output-directory _build cours.tex
+- pdflatex -interaction=nonstopmode -halt-on-error -output-directory _build cours.tex
 # deploy:
 #   provider: releases
 #   api_key: