diff --git a/app/Http/Controllers/API/EventController.php b/app/Http/Controllers/API/EventController.php
index 44d7750..1854571 100644
--- a/app/Http/Controllers/API/EventController.php
+++ b/app/Http/Controllers/API/EventController.php
@@ -126,7 +126,7 @@ public function update(Request $request, Event $event)
             'title' => 'required|string|max:255',
             'short_description' => 'required|max:280',
             'long_description' => 'required',
-            'start_date' => 'required|date_format:Y-m-d H:i|after_or_equal:' . Carbon::parse($event->start_date)->format('Y-m-d H:i'),
+            'start_date' => 'required|date_format:Y-m-d H:i|after_or_equal:today',
             'end_date' => 'required|date_format:Y-m-d H:i|after_or_equal:start_date',
             'event_type' => 'integer',
             'recurrence_interval' => 'nullable|integer',
diff --git a/app/Http/Controllers/EventController.php b/app/Http/Controllers/EventController.php
index 99248bd..8acac4c 100644
--- a/app/Http/Controllers/EventController.php
+++ b/app/Http/Controllers/EventController.php
@@ -140,7 +140,7 @@ public function update(Request $request, Event $event)
             'title' => 'required|string|max:255',
             'short_description' => 'required|max:280',
             'long_description' => 'required',
-            'start_date' => 'required|date_format:Y-m-d H:i|after_or_equal:' . Carbon::parse($event->start_date)->format('Y-m-d H:i'),
+            'start_date' => 'required|date_format:Y-m-d H:i|after_or_equal:today',
             'end_date' => 'required|date_format:Y-m-d H:i|after_or_equal:start_date',
             'event_type' => 'integer',
             'recurrence_interval' => 'nullable|integer',