diff --git a/content/meetups.json b/content/meetups.json
index 2c495989a51..8a42db9b3e0 100644
--- a/content/meetups.json
+++ b/content/meetups.json
@@ -105,7 +105,7 @@
   },
   {
     "name": "Einundzwanzig Göttingen",
-    "url": "https://t.me/joinchat/734j5QkMMcEyZDM6",
+    "url": "https://t.me/einundzwanzigsuedniedersachsen",
     "top": 34,
     "left": 41,
     "country": "DE",
@@ -177,7 +177,7 @@
   },
   {
     "name": "Einundzwanzig Bonn",
-    "url": "https://t.me/+XpzI2hTgQlNmOGEy",
+    "url": "https://t.me/einundzwanzig_bonn",
     "top": 44,
     "left": 18,
     "country": "DE",
@@ -484,7 +484,7 @@
   },
   {
     "name": "Einundzwanzig Styria",
-    "url": "https://t.me/+te7bG00rhuI2ZGE0",
+    "url": "https://t.me/Einundzwanzig_Styria",
     "top": 84,
     "left": 87,
     "country": "AT",