diff --git a/plugins/monop/monop_parser.py b/plugins/monop/monop_parser.py
index 633dea3..cef3a45 100644
--- a/plugins/monop/monop_parser.py
+++ b/plugins/monop/monop_parser.py
@@ -261,7 +261,7 @@ class MonopParser:
         self._house_sell_pending = None  # (count, price)
 
         # Sub-parser for interactive house dialogs
-        from house_parser import HouseParser
+        from .house_parser import HouseParser
         self._house_parser = HouseParser()
         self._resign_pending = False
         self._resign_target = None