diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 18f6499..b57e9bd 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,7 +2,7 @@ build:
   image: ubuntu:latest
   stage: build
   script:
-    - apt update && apt install build-essential
+    - apt update && apt install -y build-essential
     - make all
   artifacts:
     paths: