diff --git a/roles/commons/tasks/main.yaml b/roles/commons/tasks/main.yaml
index a994e5d..ea69fed 100644
--- a/roles/commons/tasks/main.yaml
+++ b/roles/commons/tasks/main.yaml
@@ -1,4 +1,5 @@
 - name: super-ugly hack to allow unauthenticated packages to install
+  become: yes
   copy: content='APT::Get::AllowUnauthenticated "true";' dest=/etc/apt/apt.conf.d/99temp owner=root group=root mode=0644
 
 - name: install common packages