diff --git a/init.lua b/init.lua
index d62d239..56df387 100644
--- a/init.lua
+++ b/init.lua
@@ -228,7 +228,7 @@ end
 
 function playereffects.cancel_effect_type(effect_type_id, cancel_all, playername)
 	local effects = playereffects.get_player_effects(playername)
-	if(cancel_all==nil) then all = false end
+	if(cancel_all==nil) then cancel_all = false end
 	for e=1, #effects do
 		if(effects[e].effect_type_id == effect_type_id) then
 			playereffects.cancel_effect(effects[e].effect_id)