diff --git a/lib/shift73k_web/templates/user_shifts_csv/new.html.heex b/lib/shift73k_web/templates/user_shifts_csv/new.html.heex
index 0a3d98ac..81f9f126 100644
--- a/lib/shift73k_web/templates/user_shifts_csv/new.html.heex
+++ b/lib/shift73k_web/templates/user_shifts_csv/new.html.heex
@@ -26,6 +26,7 @@
                 value: Date.beginning_of_month(today),
                 min: min_date,
                 max: max_date,
+                required: true,
                 class: "form-control"
               %>
           </div>
@@ -36,6 +37,7 @@
                 value: Date.end_of_month(today),
                 min: min_date,
                 max: max_date,
+                required: true,
                 class: "form-control"
               %>
           </div>