diff --git a/lib/web_console/request.rb b/lib/web_console/request.rb
index 04f89516..2d7352db 100644
--- a/lib/web_console/request.rb
+++ b/lib/web_console/request.rb
@@ -28,11 +28,19 @@ def initialize(req, proxies)
           @proxies  = proxies
         end
 
+        # Used by rails <= 8.1
         def filter_proxies(ips)
           ips.reject do |ip|
             @proxies.include?(ip)
           end
         end
+
+        # Used by rails > 8.1.
+        def first_non_proxy(ips)
+          ips.find do |ip|
+            !@proxies.include?(ip)
+          end
+        end
       end
   end
 end