diff --git a/files/helpers/regex.py b/files/helpers/regex.py
index 75b367fb9..11a0463ad 100644
--- a/files/helpers/regex.py
+++ b/files/helpers/regex.py
@@ -128,7 +128,7 @@ twitch_regex = re.compile('(https:\/\/)?(www\.)?twitch.tv\/(.*)', flags=re.I|re.
 
 link_fix_regex = re.compile("(\[.*?\]\()(?!http|\/)(.*?\))" + NOT_IN_CODE_OR_LINKS, flags=re.A)
 
-css_url_regex = re.compile('url\(\s*[\'"]?(.*)[\'"]?', flags=re.I|re.A)
+css_url_regex = re.compile('url\(\s*[\'"]?(.*)', flags=re.I|re.A)
 
 linefeeds_regex = re.compile("([^\n])\n([^\n])", flags=re.A)