diff --git a/sulfur/src/sulfur/package.py b/sulfur/src/sulfur/package.py
index 341ab030e..4d09f0c00 100644
--- a/sulfur/src/sulfur/package.py
+++ b/sulfur/src/sulfur/package.py
@@ -157,10 +157,13 @@ class EntropyPackage:
     def __str__(self):
         if self.pkgset:
             return self.matched_atom
+        repo_id = self.repoid_clean
+        if repo_id is None:
+            repo_id = ''
         return str(self.dbconn.retrieveAtom(self.matched_id) + \
             etpConst['entropyrevisionprefix'] + \
                 str(self.dbconn.retrieveRevision(self.matched_id))) + \
-                    etpConst['entropyrepoprefix'] + self.repoid_clean
+                    etpConst['entropyrepoprefix'] + repo_id
 
     def __repr__(self):
         return "<EntropyPackage at %s @ %s | a: %s | q: %s brk: %s | ma: %s | im: %s>" % (