diff --git a/tasks/main.yml b/tasks/main.yml
index c6c2083..768aa98 100755
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -14,7 +14,7 @@
 
 # Docker
 - name: install docker repository key
-  apt_key: 
+  apt_key:
     url: https://download.docker.com/linux/debian/gpg
     state: present