diff --git a/api.lua b/api.lua
index 93f8f40..292a847 100644
--- a/api.lua
+++ b/api.lua
@@ -1115,6 +1115,8 @@ end
 -- execute current state (stand, walk, run, attacks)
 local do_states = function(self, dtime)
 
+	local yaw = 0
+
 	if self.state == "stand" then
 
 		if math.random(1, 4) == 1 then