diff --git a/gallery_dl/extractor/hentainexus.py b/gallery_dl/extractor/hentainexus.py
index 2320c38d..97b78445 100644
--- a/gallery_dl/extractor/hentainexus.py
+++ b/gallery_dl/extractor/hentainexus.py
@@ -77,9 +77,13 @@ class HentainexusGalleryExtractor(GalleryExtractor):
 
     @staticmethod
     def _decode(data):
-        # https://hentainexus.com/static/js/reader.min.js?r=13
+        # https://hentainexus.com/static/js/reader.min.js?r=22
+        hostname = "hentainexus.com"
         primes = (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53)
-        blob = binascii.a2b_base64(data)
+        blob = list(binascii.a2b_base64(data))
+        for i in range(0, len(hostname)):
+            blob[i] = blob[i] ^ ord(hostname[i])
+
         key = blob[0:64]
 
         C = 0