diff --git a/secrets b/secrets
index 310bc64..3fed684 160000
--- a/secrets
+++ b/secrets
@@ -1 +1 @@
-Subproject commit 310bc641740dffc8a019d13881ed8c6c74f94712
+Subproject commit 3fed684536915b6611ef24421f11c1ab488b4207
diff --git a/systems/ful/panoptikon.nix b/systems/ful/panoptikon.nix
index 8f2d020..02bcfaf 100644
--- a/systems/ful/panoptikon.nix
+++ b/systems/ful/panoptikon.nix
@@ -13,6 +13,23 @@
     retiolumLink = true;
   };
 
+  matrix = {
+    server ? "matrix.4d2.org",
+    target,
+  }:
+    pkgs.writers.writeDash "matrix-reporter" ''
+      export RAW_MESSAGE="$(cat)"
+      export MESSAGE=$(printf '<b>%s</b><br><pre>%s</pre>' "$PANOPTIKON_WATCHER" "$RAW_MESSAGE")
+      export MATRIX_TOKEN="$(cat ${config.age.secrets.matrix-token-lakai.path})"
+      export JSON_PAYLOAD=$(${pkgs.jq}/bin/jq -n --arg msgtype "m.text" --arg body "$RAW_MESSAGE" --arg formattedBody "$MESSAGE" '{msgtype: $msgtype, body: $body, format: "org.matrix.custom.html", formatted_body: $formattedBody}')
+      ${pkgs.curl}/bin/curl -X POST "https://${server}/_matrix/client/r0/rooms/${target}/send/m.room.message" \
+        -d "$JSON_PAYLOAD" \
+        -H "Authorization: Bearer $MATRIX_TOKEN" \
+        -H "Content-Type: application/json"
+    '';
+
+  matrix-kmein = matrix { target = "!zlwCuPiCNMSxDviFzA:4d2.org"; };
+
   telegram-kmein = let
     chatId = "-1001796440545";
   in
@@ -32,6 +49,12 @@
   };
 in {
   age.secrets.telegram-token-kmein.file = ../../secrets/telegram-token-kmein.age;
+  age.secrets.matrix-token-lakai = {
+    file = ../../secrets/matrix-token-lakai.age;
+    owner = "panoptikon";
+    group = "panoptikon";
+    mode = "400";
+  };
 
   services.panoptikon = {
     enable = true;
@@ -49,79 +72,79 @@ in {
       };
       lammla = {
         script = panoptikon.url "http://lammla.info/index.php?reihe=30";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       kratylos = {
         script = panoptikon.url "https://kratylos.reichert-online.org/current_issue/KRATYLOS";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       kobudo-tesshinkan = {
         script = panoptikon.url "https://kobudo-tesshinkan.eu/index.php/de/termine-berichte/lehrgaenge/";
-        reporters = [irc-kmein telegram-kmein];
+        reporters = [irc-kmein telegram-kmein matrix-kmein];
       };
       zeno-free = {
         script = panoptikon.urlSelector ".zenoCOMain" "http://www.zeno.org/Lesesaal/M/E-Books";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       carolinawelslau = {
         script = panoptikon.urlSelector "#main" "https://carolinawelslau.de/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       humboldt-preis = {
         script = panoptikon.urlSelector "#content-core" "https://www.hu-berlin.de/de/ueberblick/menschen/ehrungen/humboldtpreis";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       lisalittmann = {
         script = panoptikon.urlSelector "#site-content" "https://lisalittmann.de/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       lisalittmann-archive = {
         script = panoptikon.urlSelector "#site-content" "https://lisalittmann.de/archive/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       lisalittmann-projects = {
         script = panoptikon.urlSelector "#site-content" "https://lisalittmann.de/projects/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       tatort = {
         script = panoptikon.urlSelector ".linklist" "https://www.daserste.de/unterhaltung/krimi/tatort/sendung/index.html";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       warpgrid-idiomarium = {
         script = panoptikon.urlSelector "#site-content" "https://warpgrid.de/idiomarium/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       warpgrid-futurism = {
         script = panoptikon.urlSelector "#site-content" "https://warpgrid.de/futurism/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       warpgrid-imagiary = {
         script = panoptikon.urlSelector "#site-content" "https://warpgrid.de/imagiary/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       warpgrid-alchemy = {
         script = panoptikon.urlSelector "#site-content" "https://warpgrid.de/alchemy/";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       indogermanische-forschungen = {
         script = panoptikon.urlSelector "#latestIssue" "https://www.degruyter.com/journal/key/INDO/html";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       ig-neuigkeiten = {
         script = panoptikon.urlSelector "[itemprop=articleBody]" "https://www.indogermanistik.org/aktuelles/neuigkeiten.html";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       ig-tagungen = {
         script = panoptikon.urlSelector "[itemprop=articleBody]" "https://www.indogermanistik.org/tagungen/tagungen-der-ig.html";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       fu-distant = {
         script = panoptikon.urlSelector "#current_events" "https://www.geschkult.fu-berlin.de/en/e/ma-distant/Termine/index.html";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
       fu-aegyptologie = {
         script = panoptikon.urlSelector "#current_events" "https://www.geschkult.fu-berlin.de/e/aegyptologie/termine/index.html";
-        reporters = [irc-kmein];
+        reporters = [irc-kmein matrix-kmein];
       };
     };
   };