diff --git a/libraries/entropy/server/interfaces/main.py b/libraries/entropy/server/interfaces/main.py
index 89607b8a1..81b2e83b2 100644
--- a/libraries/entropy/server/interfaces/main.py
+++ b/libraries/entropy/server/interfaces/main.py
@@ -4256,7 +4256,8 @@ class ServerRepositoryMixin:
         idpackages_added = set()
         to_be_injected = set()
         blacklisted_deps = self._settings[Server.SYSTEM_SETTINGS_PLG_ID]['dep_blacklist']
-        repo_blacklist = self._get_missing_dependencies_blacklist(repo = repo)
+        repo_blacklist = sorted(self._get_missing_dependencies_blacklist(
+            repo = repo))
 
         def get_blacklisted_deps(package_ids, repo_db):
             my_blacklist = []