diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8c41106beb832b3d39d537a0710f924594cc3941..786c74762cc98bce5bd2fe8d12033ca7aca63d0c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,8 @@
-image: alpine:latest
+image: ubuntu:latest
 build:
   before_script:
+    - apt update
+    - apt install wget unzip
     - wget https://typographix.binets.fr/files/polytechnique-LaTeX.zip
     - unzip polytechnique-LaTeX.zip¬
     - cd polytechnique-LaTeX.zip