diff --git a/View/acoustic_inversion_tab.py b/View/acoustic_inversion_tab.py
index e8b051a..35f63b6 100644
--- a/View/acoustic_inversion_tab.py
+++ b/View/acoustic_inversion_tab.py
@@ -22,6 +22,7 @@
 
 import os
 import gc
+import time
 import logging
 import numpy as np
 import pandas as pd
@@ -1698,9 +1699,10 @@ class AcousticInversionTab(QWidget):
         if t_ext not in filename:
             filename += t_ext
 
+        t = time.time()
         logger.info(f"Export results to {os.path.join(dirname, filename)}")
         fun(dirname, filename)
-        logger.info(f"... export done")
+        logger.info(f"... export done in {time.time() - t:.4f} sec")
 
     def save_result_in_excel_file(self, dirname, filename):
         if ".ods" in filename: