diff --git a/tasks/combat/combat.py b/tasks/combat/combat.py
index c460b1f77..2aca59b2d 100644
--- a/tasks/combat/combat.py
+++ b/tasks/combat/combat.py
@@ -86,6 +86,8 @@ class Combat(CombatInteract, CombatPrepare, CombatState, CombatTeam, CombatSuppo
             support_set = False
         else:
             support_set = True
+        # Reset combat_wave_cost, so handle_combat_interact() won't activate before handle_combat_prepare()
+        self.combat_wave_cost = 10
         logger.info([support_character, support_set])
         trial = 0
         while 1: