diff --git a/worlds/mmbn3/Rom.py b/worlds/mmbn3/Rom.py
index e1b7cedd..e759706c 100644
--- a/worlds/mmbn3/Rom.py
+++ b/worlds/mmbn3/Rom.py
@@ -1,5 +1,5 @@
 from BaseClasses import ItemClassification
-from Patch import APDeltaPatch
+from worlds.Files import APDeltaPatch
 
 import Utils
 import os
diff --git a/worlds/pokemon_rb/rom.py b/worlds/pokemon_rb/rom.py
index 76f51318..8faaf31b 100644
--- a/worlds/pokemon_rb/rom.py
+++ b/worlds/pokemon_rb/rom.py
@@ -3,7 +3,7 @@ import hashlib
 import Utils
 import bsdiff4
 from copy import deepcopy
-from Patch import APDeltaPatch
+from worlds.Files import APDeltaPatch
 from .text import encode_text
 from .rom_addresses import rom_addresses
 from .locations import location_data