diff --git a/gallery_dl/extractor/hbrowse.py b/gallery_dl/extractor/hbrowse.py
index aae331b6..774b0de8 100644
--- a/gallery_dl/extractor/hbrowse.py
+++ b/gallery_dl/extractor/hbrowse.py
@@ -13,7 +13,7 @@ from .. import text, exception
 import json
 
 
-class HbrowseExtractor():
+class HbrowseBase():
     """Base class for hbrowse extractors"""
     category = "hbrowse"
     root = "https://www.hbrowse.com"
@@ -42,7 +42,7 @@ class HbrowseExtractor():
         return data
 
 
-class HbrowseMangaExtractor(HbrowseExtractor, MangaExtractor):
+class HbrowseMangaExtractor(HbrowseBase, MangaExtractor):
     """Extractor for manga from hbrowse.com"""
     pattern = [r"(?:https?://)?((?:www\.)?hbrowse\.com/\d+)/?$"]
     reverse = False
@@ -70,7 +70,7 @@ class HbrowseMangaExtractor(HbrowseExtractor, MangaExtractor):
             results.append((text.urljoin(self.root, url), data.copy()))
 
 
-class HbrowseChapterExtractor(HbrowseExtractor, ChapterExtractor):
+class HbrowseChapterExtractor(HbrowseBase, ChapterExtractor):
     """Extractor for manga-chapters from hbrowse.com"""
     directory_fmt = ["{category}", "{manga_id} {manga}", "c{chapter:>05}"]
     filename_fmt = ("{category}_{manga_id}_{chapter:>05}_"
diff --git a/gallery_dl/extractor/mangapark.py b/gallery_dl/extractor/mangapark.py
index 375535db..cbe0483c 100644
--- a/gallery_dl/extractor/mangapark.py
+++ b/gallery_dl/extractor/mangapark.py
@@ -13,7 +13,7 @@ from .. import text, exception
 import json
 
 
-class MangaparkExtractor():
+class MangaparkBase():
     """Base class for mangapark extractors"""
     category = "mangapark"
     root_fmt = "https://mangapark.{}"
@@ -38,7 +38,7 @@ class MangaparkExtractor():
                 data["chapter_minor"] = "v" + value
 
 
-class MangaparkMangaExtractor(MangaparkExtractor, MangaExtractor):
+class MangaparkMangaExtractor(MangaparkBase, MangaExtractor):
     """Extractor for manga from mangapark.me"""
     pattern = [r"(?:https?://)?(?:www\.)?mangapark\.(me|net|com)"
                r"(/manga/[^/?&#]+)/?$"]
@@ -77,7 +77,7 @@ class MangaparkMangaExtractor(MangaparkExtractor, MangaExtractor):
         return results
 
 
-class MangaparkChapterExtractor(MangaparkExtractor, ChapterExtractor):
+class MangaparkChapterExtractor(MangaparkBase, ChapterExtractor):
     """Extractor for manga-chapters from mangapark.me"""
     pattern = [(r"(?:https?://)?(?:www\.)?mangapark\.(me|net|com)"
                 r"/manga/([^?&#]+/i\d+)")]