diff --git a/pisi/packagedb.py b/pisi/packagedb.py
index 44cf2740..97ed901b 100644
--- a/pisi/packagedb.py
+++ b/pisi/packagedb.py
@@ -71,7 +71,7 @@ class PackageDB(object):
 packagedbs = {}
 
 def add_db(name):
-    packagedbs[name] = PackageDB(name)
+    packagedbs[name] = PackageDB('repo-' + name)
 
 def get_db(name):
     return packagedbs[name]