diff --git a/templates/nginx.conf b/templates/nginx.conf
index f71e843..60270a3 100644
--- a/templates/nginx.conf
+++ b/templates/nginx.conf
@@ -8,6 +8,11 @@ http {
     server {
         listen 9000;
 
+        # Block all requests from Gab instances
+        if ($http_user_agent ~* "GabSocial") {
+            return 404;
+        }
+
         # Hide nginx version
         server_tokens off;