diff --git a/classe/CalcPop.cs b/classe/CalcPop.cs
index 2d0bfe5..0949db5 100644
--- a/classe/CalcPop.cs
+++ b/classe/CalcPop.cs
@@ -42,7 +42,8 @@ public Stat Calcul(ProgressBar progress)
 
                 foreach (RemoteFileInfo fileInfo in directoryInfo.Files)
                 {
-                    if (fileInfo.LastWriteTime >= new DateTime(2018, 12, 01))
+                    DateTime today = DateTime.Today;
+                    if (fileInfo.LastWriteTime >= today.AddDays(-14))
                     {
                         TransferOperationResult transferResult = session.GetFiles(fileInfo.FullName + "*", "temp.json", false, transferOptions);
                         // Throw on any error