diff --git a/defaults/main.yml b/defaults/main.yml
index 956fa85..2a84b97 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -12,12 +12,12 @@ nginx_send_timeout: "10"
 nginx_limit_conn_zone: "$binary_remote_addr zone=default:10m"
 nginx_limit_conn: "default 5"
 nginx_add_header: [
-    # vvoid clickjacking
-	"X-Frame-Options SAMEORIGIN",
-    # disable content-type sniffing
-    "X-Content-Type-Options nosniff",
-    # XSS filter
-	"X-XSS-Protection \"1; mode=block\"" ]
+# vvoid clickjacking
+"X-Frame-Options SAMEORIGIN",
+# disable content-type sniffing
+"X-Content-Type-Options nosniff",
+# XSS filter
+"X-XSS-Protection \"1; mode=block\"" ]
 
 nginx_ssl_protocols: "TLSv1 TLSv1.1 TLSv1.2"
 nginx_ssl_ciphers: "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA"