diff --git a/libraries/entropy/client/interfaces/methods.py b/libraries/entropy/client/interfaces/methods.py
index 7c3e8ea97..df4103dd4 100644
--- a/libraries/entropy/client/interfaces/methods.py
+++ b/libraries/entropy/client/interfaces/methods.py
@@ -125,7 +125,7 @@ class RepositoryMixin:
                 continue
 
         # write back correct _enabled_repos
-        self._enabled_repos = _enabled_repos
+        self._enabled_repos.extend(_enabled_repos)
 
     def _init_generic_temp_repository(self, repoid, description,
         package_mirrors = None, temp_file = None):