diff --git a/yt_dlp/extractor/firsttv.py b/yt_dlp/extractor/firsttv.py
index 2d47ee561f..ac7697bb35 100644
--- a/yt_dlp/extractor/firsttv.py
+++ b/yt_dlp/extractor/firsttv.py
@@ -12,7 +12,7 @@
 class FirstTVIE(InfoExtractor):
     IE_NAME = '1tv'
     IE_DESC = 'Первый канал'
-    _VALID_URL = r'https?://(?:www\.)?1tv\.ru/(?:[^/]+/)+(?P<id>[^/?#]+)'
+    _VALID_URL = r'https?://(?:www\.)?(?:sport)?1tv\.ru/(?:[^/?#]+/)+(?P<id>[^/?#]+)'
 
     _TESTS = [{
         # single format
@@ -52,6 +52,9 @@ class FirstTVIE(InfoExtractor):
     }, {
         'url': 'http://www.1tv.ru/shows/tochvtoch-supersezon/vystupleniya/evgeniy-dyatlov-vladimir-vysockiy-koni-priveredlivye-toch-v-toch-supersezon-fragment-vypuska-ot-06-11-2016',
         'only_matching': True,
+    }, {
+        'url': 'https://www.sport1tv.ru/sport/chempionat-rossii-po-figurnomu-kataniyu-2025',
+        'only_matching': True,
     }]
 
     def _real_extract(self, url):