diff --git a/hosts/proxy/default.nix b/hosts/proxy/default.nix
index b92bea6..a806790 100644
--- a/hosts/proxy/default.nix
+++ b/hosts/proxy/default.nix
@@ -175,7 +175,7 @@
           domain = "wiki.htw.stura-dresden.de";
           httpPort = 80;
           httpsPort = 443;
-          sendProxy = false;
+          sendProxy = true;
         };
         beach = {
           dest = "141.56.51.51";
diff --git a/hosts/wiki/default.nix b/hosts/wiki/default.nix
index bd8bbb6..c73a5cb 100644
--- a/hosts/wiki/default.nix
+++ b/hosts/wiki/default.nix
@@ -99,6 +99,17 @@
   services.mediawiki.database.passwordFile = "/var/lib/mediawiki/mediawiki-dbpassword";
 
 
+  services.httpd = {
+    extraModules = [ "remoteip" ];
+
+    extraConfig = ''
+      # Trust HAProxy's address (adjust to your HAProxy IP/subnet)
+      RemoteIPProxyProtocol On
+      # RemoteIPProxyProtocolExceptions 127.0.0.1 ::1
+
+      RemoteIPTrustedProxy 141.56.51.1/32
+    '';
+  };
 ####	2024-02-17 vater:
 ####		trace: warning: The option `services.mediawiki.virtualHost' defined in `/etc/nixos/configuration.nix' has been renamed to `services.mediawiki.httpd.virtualHost'.
 #  services.mediawiki.virtualHost.hostName = "wiki.stura.htw-dresden.de";
@@ -150,8 +161,8 @@
     Lockdown = pkgs.fetchzip {
 #      url = "https://extdist.wmflabs.org/dist/extensions/Lockdown-REL1_43-7ac8966.tar.gz";
       # url = "https://extdist.wmflabs.org/dist/extensions/Lockdown-REL1_44-af1f4df.tar.gz";
-      url = "https://extdist.wmflabs.org/dist/extensions/Lockdown-REL1_45-a46dbea.tar.gz";
-      sha256 = "sha256-zTTpbQiqudLILPSzmKGjKr6wZjh0YUttGmqwjPpAToc=";
+      url = "https://extdist.wmflabs.org/dist/extensions/CategoryLockdown-REL1_45-a715472.tar.gz";
+      sha256 = "sha256-1gl5m9xkmLrdjoR0M13gcQHLtZt4Bt0PUXDiDEqjpvk=";
     };
 
 	####	Hinzufuegen der Erweiterung ConfirmEdit fuer eine zusaetzliche Bestaetigung bei Bearbeitungen, etwa um Herausforderungen (aka CAPTCHA) zu stellen
@@ -168,8 +179,8 @@
 	####	Hinzufuegen der Erweiterung ContributionScores fuer eine Statistik von Beitraegen nach Beitragenden
 	####	https://www.mediawiki.org/wiki/Extension:ContributionScores
     ContributionScores = pkgs.fetchzip {
-      url = "https://extdist.wmflabs.org/dist/extensions/ContributionScores-REL1_45-cd4c94b.tar.gz";
-      sha256 = "sha256-8ClNtEQ66deKM1DsRYaaZ3KlRl4yCt6UhpXcozRQzQ8=";
+      url = "https://extdist.wmflabs.org/dist/extensions/ContributionCredits-REL1_45-22c28de.tar.gz";
+      sha256 = "sha256-9T67jCEYQyU7P9sN7tYbnevU5+FX6Y1nydXGEdzQS9k=";
     };
 
 	####	Hinzufuegen der Erweiterung Interwiki fuer das Verwenden von Verweisen als eine Art Namensraum, wie beispielweise auf Wikipedia oder selbst festgelegte Verweise
@@ -190,8 +201,8 @@
 	####	https://www.mediawiki.org/wiki/Extension:UserMerge
     UserMerge = pkgs.fetchzip {
 #      url = "https://extdist.wmflabs.org/dist/extensions/UserMerge-REL1_43-ed4a689.tar.gz";
-      url = "https://extdist.wmflabs.org/dist/extensions/UserMerge-REL1_45-446566b.tar.gz";
-      sha256 = "sha256-DTDKlzet3lThh/sRLucyb8b9lhK5FYZ+dMgwrThFFBM=";
+      url = "https://extdist.wmflabs.org/dist/extensions/UserMerge-REL1_45-437c211.tar.gz";
+      sha256 = "sha256-DWdcvubqZkvtywuDEOjui68WYuETt5hGpJJlpZ+pJgE=";
     };
   };