diff --git a/tasks/setup-Debian.yml b/tasks/setup-Debian.yml
index f74fd0d..0abcd17 100644
--- a/tasks/setup-Debian.yml
+++ b/tasks/setup-Debian.yml
@@ -12,6 +12,7 @@
       - apt-transport-https
       - ca-certificates
     state: present
+  when: docker_add_repo | bool
 
 - name: Ensure additional dependencies are installed (on Ubuntu < 20.04 and any other systems).
   apt: