diff --git a/tasks/setup-Debian.yml b/tasks/setup-Debian.yml
index b106944..d701135 100644
--- a/tasks/setup-Debian.yml
+++ b/tasks/setup-Debian.yml
@@ -28,7 +28,7 @@
 
 - name: Add Docker apt key (alternative for older systems without SNI).
   shell: >
-    curl -sSL {{ docker_apt_gpg_key }}  | sudo apt-key add -
+    curl -sSL {{ docker_apt_gpg_key }} | sudo apt-key add -
   args:
     warn: false
   when: add_repository_key is failed