diff --git a/site-cookbooks/kosmos_gitea/templates/default/nginx_conf_web.erb b/site-cookbooks/kosmos_gitea/templates/default/nginx_conf_web.erb
index f682191..70312db 100644
--- a/site-cookbooks/kosmos_gitea/templates/default/nginx_conf_web.erb
+++ b/site-cookbooks/kosmos_gitea/templates/default/nginx_conf_web.erb
@@ -21,8 +21,13 @@ server {
   location ~ ^/(avatars|repo-avatars)/.*$ {
     proxy_buffers 1024 8k;
     proxy_pass http://_gitea_web;
-    proxy_http_version 1.1;
     expires 30d;
+    proxy_set_header Connection $http_connection;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
   }
 
   # Docker registry
@@ -30,12 +35,22 @@ server {
     client_max_body_size 0;
     proxy_buffers 1024 8k;
     proxy_pass http://_gitea_web;
-    proxy_http_version 1.1;
+    proxy_set_header Connection $http_connection;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
   }
 
   location / {
     proxy_buffers 1024 8k;
     proxy_pass http://_gitea_web;
-    proxy_http_version 1.1;
+    proxy_set_header Connection $http_connection;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
   }
 }