diff --git a/scrapy/core/downloader/handlers/ftp.py b/scrapy/core/downloader/handlers/ftp.py
index 89c88ad70..1681c6df8 100644
--- a/scrapy/core/downloader/handlers/ftp.py
+++ b/scrapy/core/downloader/handlers/ftp.py
@@ -71,14 +71,14 @@ class FTPDownloadHandler:
         "default": 503,
     }
 
-    def __init__(self, settings, crawler=None):
+    def __init__(self, settings):
         self.default_user = settings['FTP_USER']
         self.default_password = settings['FTP_PASSWORD']
         self.passive_mode = settings['FTP_PASSIVE_MODE']
 
     @classmethod
     def from_crawler(cls, crawler):
-        return cls(crawler.settings, crawler)
+        return cls(crawler.settings)
 
     def download_request(self, request, spider):
         parsed_url = urlparse_cached(request)
diff --git a/scrapy/core/downloader/handlers/http10.py b/scrapy/core/downloader/handlers/http10.py
index 1086a6cc0..87a42f1da 100644
--- a/scrapy/core/downloader/handlers/http10.py
+++ b/scrapy/core/downloader/handlers/http10.py
@@ -10,8 +10,8 @@ class HTTP10DownloadHandler:
     lazy = False
 
     def __init__(self, settings, crawler=None):
-        self.HTTPClientFactory = load_object(crawler.settings['DOWNLOADER_HTTPCLIENTFACTORY'])
-        self.ClientContextFactory = load_object(crawler.settings['DOWNLOADER_CLIENTCONTEXTFACTORY'])
+        self.HTTPClientFactory = load_object(settings['DOWNLOADER_HTTPCLIENTFACTORY'])
+        self.ClientContextFactory = load_object(settings['DOWNLOADER_CLIENTCONTEXTFACTORY'])
         self._settings = settings
         self._crawler = crawler