diff --git a/api/nostr.py b/api/nostr.py
index f477ff9df..e9fa94a91 100644
--- a/api/nostr.py
+++ b/api/nostr.py
@@ -3,7 +3,7 @@
 import uuid
 
 from asgiref.sync import sync_to_async
-from nostr_sdk import Keys, Client, EventBuilder, NostrSigner, Kind, Tag, Timestamp
+from nostr_sdk import Keys, Client, EventBuilder, NostrSigner, Kind, Tag
 from api.models import Order
 from decouple import config
 
@@ -30,15 +30,10 @@ async def send_order_event(self, order):
 
         robot_name = await self.get_robot_name(order)
         currency = await self.get_robot_currency(order)
-        created_at = Timestamp.from_secs(int(order.created_at.timestamp()))
 
-        event = (
-            EventBuilder(
-                Kind(38383), "", self.generate_tags(order, robot_name, currency)
-            )
-            .custom_created_at(created_at)
-            .to_event(keys)
-        )
+        event = EventBuilder(
+            Kind(38383), "", self.generate_tags(order, robot_name, currency)
+        ).to_event(keys)
         await client.send_event(event)
         print(f"Nostr event sent: {event.as_json()}")