diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6a0db842f2ae02fc815b251f26b04ad960bb4036..30ff0b25e407efaa4e5177bd091889c281495a32 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -22,7 +22,7 @@ build_image:
   tags:
     - k8s-cvmfs
   script:
-    - yum -y install man uuid-devel libuuid libuuid-devel mesa-libGL-devel libXpm-devel
+    - yum -y install man which uuid-devel libuuid libuuid-devel mesa-libGL-devel libXpm-devel
     # --disablerepo=epel redhat-lsb redhat-lsb-core man 
     - mkdir build
     - cd build