diff --git a/youtube_dl/extractor/filemoon.py b/youtube_dl/extractor/filemoon.py
index 5050a0967..79feaa546 100644
--- a/youtube_dl/extractor/filemoon.py
+++ b/youtube_dl/extractor/filemoon.py
@@ -4,12 +4,14 @@ from __future__ import unicode_literals
 import re
 
 from .common import InfoExtractor
-from .. import utils
-from ..utils import js_to_json
+from ..utils import (
+    decode_packed_codes,
+    js_to_json,
+)
 
 
 class FileMoonIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?filemoon\.sx/./(?P<id>\w+)(/(?P<title>.*))*'
+    _VALID_URL = r'https?://(?:www\.)?filemoon\.sx/./(?P<id>\w+)(?:/(?P<title>.+))*'
     _TEST = {
         'url': 'https://filemoon.sx/e/dw40rxrzruqz',
         'md5': '5a713742f57ac4aef29b74733e8dda01',
@@ -21,19 +23,17 @@ class FileMoonIE(InfoExtractor):
     }
 
     def _real_extract(self, url):
-        video_id = self._match_id(url)
-        m = self._VALID_URL_RE.match(url)
-        title = m.group('title')
+        video_id, title = re.match(self._VALID_URL, url).group('id', 'title')
         if not title:
             title = video_id
 
         webpage = self._download_webpage(url, video_id)
-        matches = re.findall(r'(eval.*?)<\/script>', webpage, flags=re.DOTALL)
+        matches = re.findall(r'(?s)(eval.*?)<\/script>', webpage)
         packed = matches[-1]
-        unpacked = utils.decode_packed_codes(packed)
+        unpacked = decode_packed_codes(packed)
         jwplayer_sources = self._parse_json(
             self._search_regex(
-                r"(?s)player\.setup\(\{sources:(.*?])", unpacked, 'jwplayer sources'),
+                r'(?s)player\s*\.\s*setup\s*\(\s*\{\s*sources\s*:\s*(.*?])', unpacked, 'jwplayer sources'),
             video_id, transform_source=js_to_json)
 
         formats = self._parse_jwplayer_formats(jwplayer_sources, video_id)