diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2afa8c248fef748d493c5e96d2724698fff71700..96e3bd0409f991937d68b197f6755b28e79b87db 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,7 +12,7 @@ docker_centos_build:
       - ./openfpm_numerics/test
   script:
     - apt-get update
-    - apt-get install cmake
+    - apt-get -y install cmake
     - mkdir -p /root/openfpm_dependencies/openfpm_pdata/base
     - ./build.sh $CI_PROJECT_DIR unused pdata 0 base
   cache: