diff --git a/lagen/iran-konflikt/lagebild.js b/lagen/iran-konflikt/lagebild.js
index 02df502..c5f657f 100644
--- a/lagen/iran-konflikt/lagebild.js
+++ b/lagen/iran-konflikt/lagebild.js
@@ -210,9 +210,13 @@ var Lagebild = {
         }
         function buildPill(src, name) {
             var disp = (src && src.name) || name;
-            var e = self.esc(disp);
-            if (src && src.url) return '<a href="'+self.esc(src.url)+'" target="_blank" rel="noopener" class="dev-source-pill" title="'+e+'">'+e+'</a>';
-            return '<span class="dev-source-pill" title="'+e+'">'+e+'</span>';
+            var url = (src && src.url) || '';
+            var isTelegram = /^https?:\/\/t\.me\//i.test(url);
+            var label = isTelegram ? disp + ' (Telegram-Link)' : disp;
+            var e = self.esc(label);
+            var titleEsc = self.esc(disp);
+            if (src && src.url) return '<a href="'+self.esc(src.url)+'" target="_blank" rel="noopener" class="dev-source-pill" title="'+titleEsc+'">'+e+'</a>';
+            return '<span class="dev-source-pill" title="'+titleEsc+'">'+e+'</span>';
         }
 
         var cards = [];
diff --git a/vorschau/js/app.js b/vorschau/js/app.js
index 43be521..cebc6e0 100644
--- a/vorschau/js/app.js
+++ b/vorschau/js/app.js
@@ -244,11 +244,15 @@
 
         function buildPill(src, name) {
             var disp = (src && src.name) || name;
-            var e = htmlEscape(disp);
+            var url = (src && src.url) || '';
+            var isTelegram = /^https?:\/\/t\.me\//i.test(url);
+            var label = isTelegram ? disp + ' (Telegram-Link)' : disp;
+            var e = htmlEscape(label);
+            var titleEsc = htmlEscape(disp);
             if (src && src.url) {
-                return '<a href="' + htmlEscape(src.url) + '" target="_blank" rel="noopener" class="dev-source-pill" title="' + e + '">' + e + '</a>';
+                return '<a href="' + htmlEscape(src.url) + '" target="_blank" rel="noopener" class="dev-source-pill" title="' + titleEsc + '">' + e + '</a>';
             }
-            return '<span class="dev-source-pill" title="' + e + '">' + e + '</span>';
+            return '<span class="dev-source-pill" title="' + titleEsc + '">' + e + '</span>';
         }
 
         function lookupByName(name) {