diff --git a/youtube_dl/extractor/southpark.py b/youtube_dl/extractor/southpark.py
index 48d5db5836..da75a43a73 100644
--- a/youtube_dl/extractor/southpark.py
+++ b/youtube_dl/extractor/southpark.py
@@ -96,7 +96,7 @@ class SouthParkNlIE(SouthParkIE):
 
 class SouthParkDkIE(SouthParkIE):
     IE_NAME = 'southparkstudios.dk'
-    _VALID_URL = r'https?://(?:www\.)?(?P<url>southparkstudios\.dk/(?:clips|full-episodes|collections)/(?P<id>.+?)(\?|#|$))'
+    _VALID_URL = r'https?://(?:www\.)?(?P<url>southparkstudios\.(?:dk|nu)/(?:clips|full-episodes|collections)/(?P<id>.+?)(\?|#|$))'
     _FEED_URL = 'http://www.southparkstudios.dk/feeds/video-player/mrss/'
 
     _TESTS = [{
@@ -109,4 +109,7 @@ class SouthParkDkIE(SouthParkIE):
     }, {
         'url': 'http://www.southparkstudios.dk/collections/2476/superhero-showdown/1',
         'only_matching': True,
+    }, {
+        'url': 'http://www.southparkstudios.nu/collections/2476/superhero-showdown/1',
+        'only_matching': True,
     }]