diff --git a/django/chat/models.py b/django/chat/models.py
index 0d3d402..6e68a9a 100644
--- a/django/chat/models.py
+++ b/django/chat/models.py
@@ -1,4 +1,4 @@
-from django.db.models import Model, IntegerField, ForeignKey, CharField, CASCADE
+from django.db.models import BigIntegerField, Model, IntegerField, ForeignKey, CharField, CASCADE
 from django.db.models.signals import post_delete
 from django.dispatch import receiver
 from django.contrib.auth.models import User
@@ -28,8 +28,8 @@ def delete_channel_when_member_deleted(sender, instance, **kwargs):
 class ChatMessageModel(Model):
     channel = ForeignKey(ChatChannelModel, on_delete=CASCADE)
     author = ForeignKey(User, on_delete=CASCADE)
-    content = CharField(max_length=255)
-    time = IntegerField(primary_key=False)
+    content = CharField(max_length=1024)
+    time = BigIntegerField(primary_key=False)
 
 
 class AskModel(Model):
diff --git a/django/frontend/static/js/views/Search.js b/django/frontend/static/js/views/Search.js
index e1c74e6..a7a3224 100644
--- a/django/frontend/static/js/views/Search.js
+++ b/django/frontend/static/js/views/Search.js
@@ -46,7 +46,7 @@ export default class extends AbstractView {
 			if (this.logged && user.id == client.me.id)
 				username.style.color = "green";
 			else {
-				const online = user.online;
+			    let online = (await client.profiles.getProfile(user.username)).online;
 				if (online == undefined)
 					username.style.color = "gray";
 				else if (online == true)
diff --git a/django/notice/models.py b/django/notice/models.py
index cf26f6a..03b9089 100644
--- a/django/notice/models.py
+++ b/django/notice/models.py
@@ -4,4 +4,4 @@ from django.contrib.auth.models import User
 
 class NoticeModel(Model):
     user = ForeignKey(User, on_delete=CASCADE)
-    data = CharField(max_length=100)
+    data = CharField(max_length=1024)