diff --git a/src/Model/LateralContribution/LateralContribution.py b/src/Model/LateralContribution/LateralContribution.py
index 6ea873203b884642e3d5092fdec4e40585566259..808479e02ffca2f38ff4eaaad005378490e987c8 100644
--- a/src/Model/LateralContribution/LateralContribution.py
+++ b/src/Model/LateralContribution/LateralContribution.py
@@ -18,7 +18,12 @@
 
 import logging
 
-from tools import trace, timer, old_pamhyr_date_to_timestamp
+from tools import (
+    trace, timer,
+    old_pamhyr_date_to_timestamp,
+    date_iso_to_timestamp,
+    date_dmy_to_timestamp,
+)
 
 from Model.Tools.PamhyrDB import SQLSubModel
 from Model.Except import NotImplementedMethodeError
@@ -189,6 +194,10 @@ class LateralContribution(SQLSubModel):
     @classmethod
     def time_convert(cls, data):
         if type(data) is str:
+            if data.count("-") == 2:
+                return date_iso_to_timestamp(data)
+            if data.count("/") == 2:
+                return date_dmy_to_timestamp(data)
             if data.count(":") == 3:
                 return old_pamhyr_date_to_timestamp(data)
             if data.count(":") == 2: