diff --git a/sublist3r.py b/sublist3r.py
index 63dd333..4d716dd 100755
--- a/sublist3r.py
+++ b/sublist3r.py
@@ -636,7 +636,7 @@ class DNSdumpster(enumratorBaseThreaded):
         return self.get_response(resp)
 
     def get_csrftoken(self, resp):
-        csrf_regex = re.compile("<input type='hidden' name='csrfmiddlewaretoken' value='(.*?)' />", re.S)
+        csrf_regex = re.compile('<input type="hidden" name="csrfmiddlewaretoken" value="(.*?)">', re.S)
         token = csrf_regex.findall(resp)[0]
         return token.strip()