diff --git a/systems/weapon_system/weapon_system.gd b/systems/weapon_system/weapon_system.gd
index b712147..ef2832e 100644
--- a/systems/weapon_system/weapon_system.gd
+++ b/systems/weapon_system/weapon_system.gd
@@ -184,17 +184,25 @@ func _physics_process(delta: float) -> void:
 	current_state.physics_update(delta)
 
 func use_begin() -> void:
+	if Session.round_state == Session.ROUND_STATES.BUY:
+		return
 	if current_state != null:
 		current_state.use_begin()
 
 func use_end() -> void:
+	if Session.round_state == Session.ROUND_STATES.BUY:
+		return
 	if current_state != null:
 		current_state.use_end()
 
 func alternate_state() -> void:
+	if Session.round_state == Session.ROUND_STATES.BUY:
+		return
 	if current_state != null:
 		current_state.alternate_state()
 
 func switch_mode() -> void:
+	if Session.round_state == Session.ROUND_STATES.BUY:
+		return
 	if current_state != null:
 		current_state.switch_mode()