diff --git a/lib/oven.py b/lib/oven.py
index b9aa1cd..fcb6197 100644
--- a/lib/oven.py
+++ b/lib/oven.py
@@ -585,6 +585,8 @@ class SimulatedOven(Oven):
 
         super().__init__()
 
+        self.start_time = self.get_start_time();
+
         # start thread
         self.start()
         log.info("SimulatedOven started")