diff --git a/data/scripts/migrator/dbsmerge_mongo.py b/data/scripts/migrator/dbsmerge_mongo.py
index c492c7af6..b404f9d2f 100755
--- a/data/scripts/migrator/dbsmerge_mongo.py
+++ b/data/scripts/migrator/dbsmerge_mongo.py
@@ -8,14 +8,14 @@
 
 from_host    = '127.0.0.1'
 from_port    = '27017'
-from_db      = '11'
+from_db      = '10'
 from_auth_db = 'cgrates' # Auth db on source server
 from_user    = 'cgrates'
 from_pass    = ''
 
-to_host      = 'localhost'
+to_host      = '127.0.0.1'
 to_port      = '27017'
-to_db        = '10'
+to_db        = '11'
 to_auth_db   = "cgrates" # Auth db on target server
 to_user      = 'cgrates'
 to_pass      = ''
@@ -51,7 +51,7 @@ if from_host == to_host and from_port == to_port:
                 i += 1
                 print('Moving colection %s (%d of %d)...' % (col, i, len(cols)))
                 try:
-                    client.admin.command(OrderedDict([('renameCollection', from_db + '.' + col), ('to', to_db + '.' + col), ('dropTarget', to_drop_target)]))
+                    client.admin.command(OrderedDict([('renameCollection', from_db + '.' + col), ('to', to_db + '.' + col), ('dropTarget', drop_target)]))
                 except:
                     e = sys.exc_info()[0]
                     print(e)