diff --git a/core/package_manager.py b/core/package_manager.py
index 901cd9625e28f2744ac5e3b808033b94403ae4a3..42370a5b3aab28a9e388902f8a807db51936e7d1 100755
--- a/core/package_manager.py
+++ b/core/package_manager.py
@@ -392,6 +392,8 @@ class OBSPkgManager(object):
             br = line.strip().split()[0]
             proj = line.strip().split()[1]
             name = line.strip().split()[2]
+            if proj.endswith(":Bak"):
+                continue
             meta_bp_dict.setdefault(br, []).append(proj)
             meta_pb_dict[proj] = br
             pkg_branch_dict.setdefault(name, []).append(br)