diff --git a/energyplus_calibrator/calibration_class.py b/energyplus_calibrator/calibration_class.py
index c70f77a8e707e469c88857d51fc42edb5c995371..05810b92c4a8fe725a96bcbd3f7cbddb10811680 100644
--- a/energyplus_calibrator/calibration_class.py
+++ b/energyplus_calibrator/calibration_class.py
@@ -628,7 +628,8 @@ class EnergyPlusCalibrator:
                              "ret_val_on_error": 10_000,
                              # For this example, let's keep the runtime low
                              "max_itercount": 1_000_000,
-                             "max_time": max_time
+                             "max_time": max_time,
+                             'save_current_best_iterate': True
                              }
 
         kwargs_scipy_dif_evo = {"maxiter": 1_000_000,