diff --git a/src/Web/Grand.Web.Admin/Areas/Admin/Views/Product/Partials/CreateOrUpdate.Prices.cshtml b/src/Web/Grand.Web.Admin/Areas/Admin/Views/Product/Partials/CreateOrUpdate.Prices.cshtml
index 4fbcb1515..405ed032b 100644
--- a/src/Web/Grand.Web.Admin/Areas/Admin/Views/Product/Partials/CreateOrUpdate.Prices.cshtml
+++ b/src/Web/Grand.Web.Admin/Areas/Admin/Views/Product/Partials/CreateOrUpdate.Prices.cshtml
@@ -282,6 +282,10 @@
                     confirmation: false,
                     mode: "inline"
                 },
+                remove:function(e){ 
+                 e.model.StartDateTime= null;
+                 e.model.EndDateTime= null;
+                },
                 scrollable: false,
                 columns: [
                 @if (!adminAreaSettings.HideStoreColumn)