diff --git a/core/update_obs_repos.py b/core/update_obs_repos.py
index ecefe3da396b92b25085f09d907a79630221d4ad..55257cbbe5f1bfcf9e3a0e5bcc7377674fe211f4 100755
--- a/core/update_obs_repos.py
+++ b/core/update_obs_repos.py
@@ -180,7 +180,7 @@ class RPMManager(object):
             old_rpms_list = None
         new_rpms_list = self.get_new_rpms_by_pkg(pkg)
         new_rpms_list.sort()
-        if old_rpms_list != new_rpms_list:
+        if old_rpms_list != new_rpms_list and new_rpms_list:
             try:
                 self.copy_new_rpms_to_repo(pkg, new_rpms_list)
                 self.backup_old_rpms_by_pkg(pkg, old_rpms_list)