diff --git a/worlds/sc2/options.py b/worlds/sc2/options.py
index 46fa23a19f59..ba4dbfb8e1d4 100644
--- a/worlds/sc2/options.py
+++ b/worlds/sc2/options.py
@@ -1101,7 +1101,8 @@ def get_excluded_missions(world: 'SC2World') -> Set[SC2Mission]:
         ]
         while len(swaps) > 0:
             curr = swaps[0]
-            variants = list([mission for mission in swaps if mission.map_file == curr.map_file])
+            variants = [mission for mission in swaps if mission.map_file == curr.map_file]
+            variants.sort(key=lambda mission: mission.id)
             swaps = [mission for mission in swaps if mission not in variants]
             if len(variants) > 1:
                 variants.pop(world.random.randint(0, len(variants)-1))