diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 23f7c69..e9c370e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -14,7 +14,7 @@ deploy:
     - chmod 644 ~/.ssh/known_hosts
 
   script:
-    - make all -j8  # build the pdf
+    - make all   # build the pdf
     - scp public/* comby@zamok.crans.org:www/m1-eea
     # - lftp -e "set ftp:ssl-allow false; set sftp:auto-confirm yes; mirror -R public www/m1-eea; bye" -u $FTP_USER,$FTP_PASSWORD sftp://zamok.crans.org
   only: