diff --git a/worlds/pokemon_rb/__init__.py b/worlds/pokemon_rb/__init__.py
index 6db0c9e0f8bf..98b1a0c614b8 100644
--- a/worlds/pokemon_rb/__init__.py
+++ b/worlds/pokemon_rb/__init__.py
@@ -712,6 +712,7 @@ def fill_slot_data(self) -> dict:
             "require_pokedex": self.options.require_pokedex.value,
             "area_1_to_1_mapping": self.options.area_1_to_1_mapping.value,
             "blind_trainers": self.options.blind_trainers.value,
+            "v5_update": True,
 
         }
         if self.options.type_chart_seed == "random" or self.options.type_chart_seed.value.isdigit():