diff --git a/gallery_dl/extractor/__init__.py b/gallery_dl/extractor/__init__.py
index 907a1bcd..4708edcb 100644
--- a/gallery_dl/extractor/__init__.py
+++ b/gallery_dl/extractor/__init__.py
@@ -66,7 +66,7 @@ modules = [
     "whentai",
     "worldthree",
     "yandere",
-    "yonkou",
+    "yonkouprod",
     "imagehosts",
     "recursive",
     "test",
diff --git a/gallery_dl/extractor/yonkou.py b/gallery_dl/extractor/yonkouprod.py
similarity index 86%
rename from gallery_dl/extractor/yonkou.py
rename to gallery_dl/extractor/yonkouprod.py
index a6b125cc..7c692e9b 100644
--- a/gallery_dl/extractor/yonkou.py
+++ b/gallery_dl/extractor/yonkouprod.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-# Copyright 2016 Mike Fährmann
+# Copyright 2016, 2017 Mike Fährmann
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
@@ -10,9 +10,9 @@
 
 from .foolslide import FoolslideChapterExtractor
 
-class YonkouChapterExtractor(FoolslideChapterExtractor):
+class YonkouprodChapterExtractor(FoolslideChapterExtractor):
     """Extractor for manga-chapters from yonkouprod.com"""
-    category = "yonkou"
+    category = "yonkouprod"
     pattern = [(r"(?:https?://)?(?:www\.)?(yonkouprod\.com/reader/read/"
                 r"[^/]+/([a-z]{2})/\d+/\d+)")]
     test = [("http://yonkouprod.com/reader/read/fairy-tail/en/0/512/", {