diff --git a/worlds/witness/player_logic.py b/worlds/witness/player_logic.py
index b0b4e9d5e3c2..5eeb718aa38e 100644
--- a/worlds/witness/player_logic.py
+++ b/worlds/witness/player_logic.py
@@ -591,6 +591,7 @@ def make_dependency_reduced_checklist(self, allow_victory: bool):
         self.REQUIREMENTS_BY_HEX = dict()
         self.USED_EVENT_NAMES_BY_HEX = dict()
         self.CONNECTIONS_BY_REGION_NAME = dict()
+        self.PROG_ITEMS_ACTUALLY_IN_THE_GAME_NO_MULTI = set()
 
         # Make independent requirements for entities
         for entity_hex in self.DEPENDENT_REQUIREMENTS_BY_HEX.keys():