diff --git a/tasks/setup-Debian.yml b/tasks/setup-Debian.yml
index da69dae..27ef57b 100644
--- a/tasks/setup-Debian.yml
+++ b/tasks/setup-Debian.yml
@@ -41,8 +41,6 @@
 - name: Add Docker apt key (alternative for older systems without SNI).
   shell: >
     curl -sSL {{ docker_apt_gpg_key }} | apt-key add -
-  args:
-    warn: false
   when: add_repository_key is failed
 
 - name: Add Docker repository.