diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c8a7e1f..91dfeed 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,7 +5,7 @@ build:
   image: ubuntu
   stage: build
   before_script:
-    - apt install emacs
+    - sudo apt update && sudo apt install emacs
     - make install
     - touch empty.el
   script: