diff --git a/freqtrade/worker.py b/freqtrade/worker.py
index 9b81764b6..a8bb931f8 100755
--- a/freqtrade/worker.py
+++ b/freqtrade/worker.py
@@ -35,7 +35,6 @@ class Worker:
         self._config = config
         self._init(False)
 
-        self.last_throttle_start_time: float = 0
         self._heartbeat_msg: float = 0
 
         # Tell systemd that we completed initialization phase
@@ -135,10 +134,10 @@ class Worker:
         :param throttle_secs: throttling interation execution time limit in seconds
         :return: Any (result of execution of func)
         """
-        self.last_throttle_start_time = time.time()
+        last_throttle_start_time = time.time()
         logger.debug("========================================")
         result = func(*args, **kwargs)
-        time_passed = time.time() - self.last_throttle_start_time
+        time_passed = time.time() - last_throttle_start_time
         sleep_duration = max(throttle_secs - time_passed, 0.0)
         logger.debug(f"Throttling with '{func.__name__}()': sleep for {sleep_duration:.2f} s, "
                      f"last iteration took {time_passed:.2f} s.")