diff --git a/cps/db.py b/cps/db.py
index 2bc0fc51..692b012d 100644
--- a/cps/db.py
+++ b/cps/db.py
@@ -156,10 +156,8 @@ class Identifiers(Base):
             return u"https://portal.issn.org/resource/ISSN/{0}".format(self.val)
         elif format_type == "isfdb":
             return u"http://www.isfdb.org/cgi-bin/pl.cgi?{0}".format(self.val)
-        elif format_type == "url":
-            return u"{0}".format(self.val)
         else:
-            return u""
+            return u"{0}".format(self.val)
 
 
 class Comments(Base):