diff --git a/roles/archweb/templates/nginx.d.conf.j2 b/roles/archweb/templates/nginx.d.conf.j2
index b971038f2a59277590bf14d9a704466c50dbcf90..a89014ba86620f9d8f96ec28fcc37bdd83fc52ba 100644
--- a/roles/archweb/templates/nginx.d.conf.j2
+++ b/roles/archweb/templates/nginx.d.conf.j2
@@ -120,7 +120,7 @@ server {
     }
 
     location ~ ^/iso/(.*\.(iso|img|tar\.gz|sfs)$) {
-	deny all;
+        deny all;
     }
 
     location /iso {
diff --git a/roles/conf.archlinux.org/templates/nginx.d.conf.j2 b/roles/conf.archlinux.org/templates/nginx.d.conf.j2
index 872b6bcba5026c2f432bc7eacd471583d876d3cd..71d59aeed1725805c5b589135524f4e48888242b 100644
--- a/roles/conf.archlinux.org/templates/nginx.d.conf.j2
+++ b/roles/conf.archlinux.org/templates/nginx.d.conf.j2
@@ -38,7 +38,7 @@ server {
     add_header Strict-Transport-Security $hsts_header;
 
     location /2019 {
-	return 301 $scheme://$server_name;
+        return 301 $scheme://$server_name;
     }
 
     root {{ conference_dir }}/public;
diff --git a/roles/dbscripts/templates/nginx.d.conf.j2 b/roles/dbscripts/templates/nginx.d.conf.j2
index 888a072f181963ae7a3f481f7e71b34670712bc1..8530e632ba8107b6d30239b834d4df23f8235918 100644
--- a/roles/dbscripts/templates/nginx.d.conf.j2
+++ b/roles/dbscripts/templates/nginx.d.conf.j2
@@ -40,10 +40,10 @@ server {
         allow all;
     }
 
-	location / {
-		auth_basic            "Restricted";
-		auth_basic_user_file  auth/dbscripts.htpasswd;
+    location / {
+        auth_basic            "Restricted";
+        auth_basic_user_file  auth/dbscripts.htpasswd;
 
-		autoindex  on;
-	}
+        autoindex  on;
+    }
 }
diff --git a/roles/grafana/templates/nginx.d.conf.j2 b/roles/grafana/templates/nginx.d.conf.j2
index aea7e840ea989b0d0d144cd68ad2ad1959ef7f72..ce2e119d3e5758a3748d944711f6fe7f4ce39b53 100644
--- a/roles/grafana/templates/nginx.d.conf.j2
+++ b/roles/grafana/templates/nginx.d.conf.j2
@@ -1,5 +1,5 @@
 upstream grafana {
-	server localhost:3000;
+    server localhost:3000;
 }
 
 server {
@@ -34,6 +34,6 @@ server {
 
     location / {
         access_log   /var/log/nginx/{{ grafana_domain }}/access.log main;
-		proxy_pass http://grafana;
+        proxy_pass http://grafana;
     }
 }
diff --git a/roles/nginx/templates/nginx.conf.j2 b/roles/nginx/templates/nginx.conf.j2
index a4aa1f4be2094f51f38851f7d306cec49c8a8bdb..35d3af87c0ca1c06f73e8d200149ca9e89a54561 100644
--- a/roles/nginx/templates/nginx.conf.j2
+++ b/roles/nginx/templates/nginx.conf.j2
@@ -4,7 +4,7 @@ load_module /usr/lib/nginx/modules/ngx_http_brotli_filter_module.so;
 load_module /usr/lib/nginx/modules/ngx_http_brotli_static_module.so;
 
 events {
-    worker_connections  2048;
+    worker_connections 2048;
 }
 
 worker_rlimit_nofile 2048;
@@ -12,48 +12,51 @@ worker_rlimit_nofile 2048;
 error_log syslog:server=unix:/dev/log,nohostname info;
 
 http {
-    include       mime.types;
-    default_type  application/octet-stream;
-
-    log_format  main  '$remote_addr $host $remote_user [$time_local] "$request" '
-                      '$status $body_bytes_sent "$http_referer" '
-                      '"$http_user_agent" "$http_x_forwarded_for" $request_time';
-    log_format  reduced  '$host [$time_local] "$request" '
-                      '$status $body_bytes_sent "$http_referer" '
-                      '"$http_user_agent"';
-
-	log_format json_main escape=json
-		'{'
-		'"remote_addr":"$remote_addr",'
-		'"host":"$host",'
-		'"remote_user":"$remote_user",'
-		'"time_local":"$time_local",'
-		'"request":"$request",'
-		'"status": "$status",'
-		'"body_bytes_sent":"$body_bytes_sent",'
-		'"http_referrer":"$http_referer",'
-		'"http_user_agent":"$http_user_agent",'
-		'"http_x_forwarded_for":"$http_x_forwarded_for",'
-		'"request_time":"$request_time"'
-		'}';
-
-	log_format json_reduced escape=json
-		'{'
-		'"remote_addr":"$remote_addr",'
-		'"host":"$host",'
-		'"remote_user":"$remote_user",'
-		'"time_local":"$time_local",'
-		'"request":"$request",'
-		'"status": "$status",'
-		'"body_bytes_sent":"$body_bytes_sent",'
-		'"http_referrer":"$http_referer",'
-		'"http_user_agent":"$http_user_agent",'
-		'"http_x_forwarded_for":"$http_x_forwarded_for",'
-		'"request_time":"$request_time"'
-		'}';
-
-    sendfile        on;
-    keepalive_timeout  65;
+    include mime.types;
+    default_type application/octet-stream;
+
+    log_format main
+        '$remote_addr $host $remote_user [$time_local] "$request" '
+        '$status $body_bytes_sent "$http_referer" '
+        '"$http_user_agent" "$http_x_forwarded_for" $request_time';
+
+    log_format reduced
+        '$host [$time_local] "$request" '
+        '$status $body_bytes_sent "$http_referer" '
+        '"$http_user_agent"';
+
+    log_format json_main escape=json
+        '{'
+        '"remote_addr":"$remote_addr",'
+        '"host":"$host",'
+        '"remote_user":"$remote_user",'
+        '"time_local":"$time_local",'
+        '"request":"$request",'
+        '"status": "$status",'
+        '"body_bytes_sent":"$body_bytes_sent",'
+        '"http_referrer":"$http_referer",'
+        '"http_user_agent":"$http_user_agent",'
+        '"http_x_forwarded_for":"$http_x_forwarded_for",'
+        '"request_time":"$request_time"'
+        '}';
+
+    log_format json_reduced escape=json
+        '{'
+        '"remote_addr":"$remote_addr",'
+        '"host":"$host",'
+        '"remote_user":"$remote_user",'
+        '"time_local":"$time_local",'
+        '"request":"$request",'
+        '"status": "$status",'
+        '"body_bytes_sent":"$body_bytes_sent",'
+        '"http_referrer":"$http_referer",'
+        '"http_user_agent":"$http_user_agent",'
+        '"http_x_forwarded_for":"$http_x_forwarded_for",'
+        '"request_time":"$request_time"'
+        '}';
+
+    sendfile on;
+    keepalive_timeout 65;
     client_max_body_size 16M;
 
     gzip on;
@@ -65,13 +68,13 @@ http {
 
     http2_max_field_size 8k;
 
-    index  index.php index.html index.htm;
+    index index.php index.html index.htm;
 
-    {% if fastcgi_cache %}
+{% if fastcgi_cache %}
     fastcgi_cache_path /etc/nginx/wikicache levels=1:2 keys_zone=wiki:100m inactive=60m;
     fastcgi_cache_key "$scheme$request_method$host$request_uri";
-    {% endif %}
 
+{% endif %}
     access_log syslog:server=unix:/dev/log,nohostname,tag=nginx_http main;
 
     include snippets/sslsettings.conf;