diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index deeef0a49bdae12879864041bd660ee5f63321ae..0aca2c3fe90eb23ea0bd455ed7806b541973a5f8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -232,9 +232,9 @@ test_upgrade_debian_package:
      - echo "PUT $debian_file /docker/incoming" | sftp -o StrictHostKeyChecking=no user@debian-repo
      - ssh root@debian-repo /usr/local/sbin/reprepro-import
      - apt-add-repository "deb http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main"
-     - apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EEA14886
+     - apt-key adv --no-tty --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EEA14886
      - apt-add-repository "deb http://repo-r3lab.uni.lu/debian/ stable main"
-     - apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0xcb185f4e31872412
+     - apt-key adv --no-tty --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0xcb185f4e31872412
      - apt-get update
 # auto accept oracle license
      - echo debconf shared/accepted-oracle-license-v1-1 select true | debconf-set-selections