diff --git a/defaults/main.yml b/defaults/main.yml
index 81ca90f..c065fab 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -19,19 +19,28 @@ nginx_install_from: nginx_repository
 
 # Choose where to fetch the NGINX signing key from.
 # Default is the official NGINX signing key host.
-nginx_signing_key: http://nginx.org/keys/nginx_signing.key
+# nginx_signing_key: http://nginx.org/keys/nginx_signing.key
 
 # Specify source repository for NGINX Open Source.
 # Only works if 'install_from' is set to 'nginx_repository'.
 # Defaults are the official NGINX repositories.
 nginx_repository:
   debian:
-    - deb https://nginx.org/packages/{{ (nginx_branch == 'mainline') | ternary('mainline/', '') }}{{ ansible_distribution|lower }}/ {{ ansible_distribution_release }} nginx
-    - deb-src https://nginx.org/packages/{{ (nginx_branch == 'mainline') | ternary('mainline/', '') }}{{ ansible_distribution|lower }}/ {{ ansible_distribution_release }} nginx
+    - >-
+      deb https://nginx.org/packages/{{ (nginx_branch == 'mainline')
+      | ternary('mainline/', '') }}{{ ansible_distribution|lower }}/ {{ ansible_distribution_release }} nginx
+    - >-
+      deb-src https://nginx.org/packages/{{ (nginx_branch == 'mainline')
+      | ternary('mainline/', '') }}{{ ansible_distribution|lower }}/ {{ ansible_distribution_release }} nginx
   redhat:
-    - https://nginx.org/packages/{{ (nginx_branch == 'mainline') | ternary('mainline/', '') }}{{ (ansible_distribution == "RedHat") | ternary('rhel/', 'centos/') }}{{ ansible_distribution_major_version|int }}/$basearch/
+    - >-
+      https://nginx.org/packages/{{ (nginx_branch == 'mainline')
+      | ternary('mainline/', '') }}{{ (ansible_distribution == "RedHat")
+      | ternary('rhel/', 'centos/') }}{{ ansible_distribution_major_version|int }}/$basearch/
   suse:
-    - https://nginx.org/packages/{{ (nginx_branch == 'mainline') | ternary('mainline/', '') }}sles/12
+    - >-
+      https://nginx.org/packages/{{ (nginx_branch == 'mainline')
+      | ternary('mainline/', '') }}sles/12
 
 # Specify which branch of NGINX Open Source you want to install.
 # Options are 'mainline' or 'stable'.