diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cf543bc..6088460 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,6 @@
 before_script:
-  - apt-get -y install graphviz ghostscript
+  - apt-get update -qq
+  - apt-get -y -qq install graphviz ghostscript
 
 default-job:
   script: