diff --git a/pyscada/models.py b/pyscada/models.py
index 3514fe06..615ccda5 100755
--- a/pyscada/models.py
+++ b/pyscada/models.py
@@ -119,7 +119,7 @@ def last_element(self, use_date_saved=True, **kwargs):
         if "time_min" in kwargs:
             time_min = kwargs.pop("time_min")
         else:
-            time_min = time.time() - 3660
+            time_min = 0
 
         if "time_max" in kwargs:
             time_max = kwargs.pop("time_max")