diff --git a/erpnext/projects/doctype/timesheet/timesheet.js b/erpnext/projects/doctype/timesheet/timesheet.js
index d1d07a7..eb7a97e 100644
--- a/erpnext/projects/doctype/timesheet/timesheet.js
+++ b/erpnext/projects/doctype/timesheet/timesheet.js
@@ -111,6 +111,7 @@
 
 		frm.trigger('setup_filters');
 		frm.trigger('set_dynamic_field_label');
+		frm.trigger('set_route_options_for_new_task');
 	},
 
 	customer: function(frm) {
@@ -172,6 +173,14 @@
 		frm.refresh_fields();
 	},
 
+	set_route_options_for_new_task: (frm) => {
+		let task_field = frm.get_docfield('time_logs', 'task');
+
+		if (task_field) {
+			task_field.get_route_options_for_new_doc = (row) => ({'project': row.doc.project});
+		}
+	},
+
 	make_invoice: function(frm) {
 		let fields = [{
 			"fieldtype": "Link",