diff --git a/gallery_dl/extractor/kemonoparty.py b/gallery_dl/extractor/kemonoparty.py
index b898e3bf..9b85fcbe 100644
--- a/gallery_dl/extractor/kemonoparty.py
+++ b/gallery_dl/extractor/kemonoparty.py
@@ -14,7 +14,7 @@ from ..cache import cache
 import itertools
 import re
 
-BASE_PATTERN = r"(?:https?://)?(?:www\.)?(kemono|coomer)\.party"
+BASE_PATTERN = r"(?:https?://)?(?:www\.|beta\.)?(kemono|coomer)\.party"
 USER_PATTERN = BASE_PATTERN + r"/([^/?#]+)/user/([^/?#]+)"
 
 
@@ -291,6 +291,7 @@ class KemonopartyPostExtractor(KemonopartyExtractor):
         }),
         ("https://kemono.party/subscribestar/user/alcorart/post/184330"),
         ("https://www.kemono.party/subscribestar/user/alcorart/post/184330"),
+        ("https://beta.kemono.party/subscribestar/user/alcorart/post/184330"),
     )
 
     def __init__(self, match):