diff --git a/gallery_dl/extractor/furaffinity.py b/gallery_dl/extractor/furaffinity.py
index d7238719..6040187e 100644
--- a/gallery_dl/extractor/furaffinity.py
+++ b/gallery_dl/extractor/furaffinity.py
@@ -11,7 +11,7 @@
 from .common import Extractor, Message
 from .. import text, util
 
-BASE_PATTERN = r"(?:https?://)?(?:www\.|sfw\.)?f(?:u|x|xfu)raffinity\.net"
+BASE_PATTERN = r"(?:https?://)?(?:www\.|sfw\.)?(?:f[ux]|f?xfu)raffinity\.net"
 
 
 class FuraffinityExtractor(Extractor):
diff --git a/test/results/furaffinity.py b/test/results/furaffinity.py
index 6d3e47c7..fffaec56 100644
--- a/test/results/furaffinity.py
+++ b/test/results/furaffinity.py
@@ -127,6 +127,12 @@ __tests__ = (
     "#class"   : furaffinity.FuraffinityPostExtractor,
 },
 
+{
+    "#url"     : "https://xfuraffinity.net/view/21835115/",
+    "#category": ("", "furaffinity", "post"),
+    "#class"   : furaffinity.FuraffinityPostExtractor,
+},
+
 {
     "#url"     : "https://fxraffinity.net/view/21835115/",
     "#category": ("", "furaffinity", "post"),