diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 8d3e433c3..f393683da 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -893,7 +893,6 @@ from .puhutv import (
     PuhuTVSerieIE,
 )
 from .presstv import PressTVIE
-from .promptfile import PromptFileIE
 from .prosiebensat1 import ProSiebenSat1IE
 from .puls4 import Puls4IE
 from .pyvideo import PyvideoIE
diff --git a/youtube_dl/extractor/promptfile.py b/youtube_dl/extractor/promptfile.py
deleted file mode 100644
index 23ac93d7e..000000000
--- a/youtube_dl/extractor/promptfile.py
+++ /dev/null
@@ -1,70 +0,0 @@
-# coding: utf-8
-from __future__ import unicode_literals
-
-import re
-
-from .common import InfoExtractor
-from ..utils import (
-    determine_ext,
-    ExtractorError,
-    urlencode_postdata,
-)
-
-
-class PromptFileIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?promptfile\.com/l/(?P<id>[0-9A-Z\-]+)'
-    _TEST = {
-        'url': 'http://www.promptfile.com/l/86D1CE8462-576CAAE416',
-        'md5': '5a7e285a26e0d66d9a263fae91bc92ce',
-        'info_dict': {
-            'id': '86D1CE8462-576CAAE416',
-            'ext': 'mp4',
-            'title': 'oceans.mp4',
-            'thumbnail': r're:^https?://.*\.jpg$',
-        }
-    }
-
-    def _real_extract(self, url):
-        video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
-
-        if re.search(r'<div.+id="not_found_msg".+>(?!We are).+</div>[^-]', webpage) is not None:
-            raise ExtractorError('Video %s does not exist' % video_id,
-                                 expected=True)
-
-        chash = self._search_regex(
-            r'val\("([^"]*)"\s*\+\s*\$\("#chash"\)', webpage, 'chash')
-        fields = self._hidden_inputs(webpage)
-        keys = list(fields.keys())
-        chash_key = keys[0] if len(keys) == 1 else next(
-            key for key in keys if key.startswith('cha'))
-        fields[chash_key] = chash + fields[chash_key]
-
-        webpage = self._download_webpage(
-            url, video_id, 'Downloading video page',
-            data=urlencode_postdata(fields),
-            headers={'Content-type': 'application/x-www-form-urlencoded'})
-
-        video_url = self._search_regex(
-            (r'<a[^>]+href=(["\'])(?P<url>(?:(?!\1).)+)\1[^>]*>\s*Download File',
-             r'<a[^>]+href=(["\'])(?P<url>https?://(?:www\.)?promptfile\.com/file/(?:(?!\1).)+)\1'),
-            webpage, 'video url', group='url')
-        title = self._html_search_regex(
-            r'<span.+title="([^"]+)">', webpage, 'title')
-        thumbnail = self._html_search_regex(
-            r'<div id="player_overlay">.*button>.*?<img src="([^"]+)"',
-            webpage, 'thumbnail', fatal=False, flags=re.DOTALL)
-
-        formats = [{
-            'format_id': 'sd',
-            'url': video_url,
-            'ext': determine_ext(title),
-        }]
-        self._sort_formats(formats)
-
-        return {
-            'id': video_id,
-            'title': title,
-            'thumbnail': thumbnail,
-            'formats': formats,
-        }