diff --git a/failslow/failslow/fail_slow_detection.py b/failslow/failslow/fail_slow_detection.py
index 23a9665bf005fa2048ec7b8d45cf927b40db22c2..2dab9361e2b66707566e3adfabf0ef862431c90e 100644
--- a/failslow/failslow/fail_slow_detection.py
+++ b/failslow/failslow/fail_slow_detection.py
@@ -161,7 +161,7 @@ def run_slow_node_perception(args: Dict):
             time.sleep(fail_slow_span_mins * 60)
         timer_flag = True
         if not os.path.isfile(training_log):
-            raise ValueError(f"{training_log} is not exist. Pleas check intput data.")
+            raise ValueError(f"{training_log} is not exist. Please check input data.")
         data = log_extract_func(training_log)
         update_queue_data(data, max_data_queue_steps)