diff --git a/components/plant/pot.py b/components/plant/pot.py
index 9e610e4..261ea04 100644
--- a/components/plant/pot.py
+++ b/components/plant/pot.py
@@ -21,7 +21,7 @@ class Pot(APlant):
 
 		self.theta_amb = theta_amb
 		self.alpha = self.dt / 1
-		self.alpha_delay = self.dt/self.Td
+		self.alpha_delay = self.dt/self.Td if self.Td > 0 else 1
 
 		self.power_set = 0
 		self.power_actual = 0