diff --git a/worlds/factorio/__init__.py b/worlds/factorio/__init__.py
index 515776ee..8308bb2d 100644
--- a/worlds/factorio/__init__.py
+++ b/worlds/factorio/__init__.py
@@ -96,7 +96,7 @@ class Factorio(World):
         "Progressive": set(progressive_tech_table.keys()),
     }
     data_version = 8
-    required_client_version = (0, 4, 0)
+    required_client_version = (0, 4, 2)
 
     ordered_science_packs: typing.List[str] = MaxSciencePack.get_ordered_science_packs()
     tech_tree_layout_prerequisites: typing.Dict[FactorioScienceLocation, typing.Set[FactorioScienceLocation]]