diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3ce0e634aad13a9f9bb4ebfdde4e008ee656a73e..47e122ae7f6b3f88d75882f917089da7bf62398d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,6 +4,7 @@ build:
   stage: build
   script:
     - pdflatex -interaction=nonstopmode demo_tuhh_presentation
+    - pdflatex -interaction=nonstopmode demo_tuhh_presentation
   artifacts:
     paths:
       - demo_tuhh_presentation.pdf