diff --git a/mautrix_telegram/commands/telegram/misc.py b/mautrix_telegram/commands/telegram/misc.py
index 99b2e22e..4bc9d93f 100644
--- a/mautrix_telegram/commands/telegram/misc.py
+++ b/mautrix_telegram/commands/telegram/misc.py
@@ -24,7 +24,7 @@ from telethon.errors import (InviteHashInvalidError, InviteHashExpiredError, Opt
                              TakeoutInitDelayError)
 from telethon.tl.patched import Message
 from telethon.tl.types import (User as TLUser, TypeUpdates, MessageMediaGame, MessageMediaPoll,
-                               TypeInputPeer)
+                               TypeInputPeer, InputMediaDice)
 from telethon.tl.types.messages import BotCallbackAnswer
 from telethon.tl.functions.messages import (ImportChatInviteRequest, CheckChatInviteRequest,
                                             GetBotCallbackAnswerRequest, SendVoteRequest)
@@ -104,7 +104,7 @@ async def pm(evt: CommandEvent) -> EventID:
         return await evt.reply("**Usage:** `$cmdprefix+sp pm <user identifier>`")
 
     try:
-        id = "".join(evt.args).translate({ord(c):None for c in "+()- "})
+        id = "".join(evt.args).translate({ord(c): None for c in "+()- "})
         user = await evt.sender.client.get_entity(id)
     except ValueError:
         return await evt.reply("Invalid user identifier or user not found.")
@@ -308,6 +308,15 @@ async def vote(evt: CommandEvent) -> EventID:
     return await evt.mark_read()
 
 
+@command_handler(help_section=SECTION_MISC,
+                 help_text="Roll a dice on the Telegram servers.")
+async def roll(evt: CommandEvent) -> EventID:
+    if not evt.is_portal:
+        return await evt.reply("You can only roll dice in portal rooms")
+    portal = po.Portal.get_by_mxid(evt.room_id)
+    await evt.sender.client.send_media(await portal.get_input_entity(evt.sender), InputMediaDice())
+
+
 @command_handler(help_section=SECTION_PORTAL_MANAGEMENT,
                  help_args="<_number of messages_> [--takeout]",
                  help_text="Backfill messages from Telegram history.")
diff --git a/mautrix_telegram/portal/telegram.py b/mautrix_telegram/portal/telegram.py
index bd782797..5fcff089 100644
--- a/mautrix_telegram/portal/telegram.py
+++ b/mautrix_telegram/portal/telegram.py
@@ -29,11 +29,11 @@ from telethon.tl.types import (
     MessageMediaPoll, MessageActionChannelCreate, MessageActionChatAddUser,
     MessageActionChatCreate, MessageActionChatDeletePhoto, MessageActionChatDeleteUser,
     MessageActionChatEditPhoto, MessageActionChatEditTitle, MessageActionChatJoinedByLink,
-    MessageActionChatMigrateTo, MessageActionChannelMigrateFrom, MessageActionGameScore,
-    MessageMediaDocument, MessageMediaGeo, MessageMediaPhoto, MessageMediaUnsupported,
-    MessageMediaGame, PeerUser, PhotoCachedSize, TypeChannelParticipant, TypeChatParticipant,
-    TypeDocumentAttribute, TypeMessageAction, TypePhotoSize, PhotoSize, UpdateChatUserTyping,
-    UpdateUserTyping, MessageEntityPre, ChatPhotoEmpty)
+    MessageActionChatMigrateTo, MessageActionGameScore, MessageMediaDocument, MessageMediaGeo,
+    MessageMediaPhoto, MessageMediaDice, MessageMediaGame, MessageMediaUnsupported, PeerUser,
+    PhotoCachedSize, TypeChannelParticipant, TypeChatParticipant, TypeDocumentAttribute,
+    TypeMessageAction, TypePhotoSize, PhotoSize, UpdateChatUserTyping, UpdateUserTyping,
+    MessageEntityPre, ChatPhotoEmpty)
 
 from mautrix.appservice import IntentAPI
 from mautrix.types import (EventID, UserID, ImageInfo, ThumbnailInfo, RelatesTo, MessageType,
@@ -74,6 +74,8 @@ class PortalTelegram(BasePortal, ABC):
     async def _send_message(self, intent: IntentAPI, content: MessageEventContent,
                             event_type: EventType = EventType.ROOM_MESSAGE, **kwargs) -> EventID:
         if self.encrypted and self.matrix.e2ee:
+            if intent.api.is_real_user:
+                content[intent.api.real_user_content_key] = True
             event_type, content = await self.matrix.e2ee.encrypt(self.mxid, event_type, content)
         return await intent.send_message_event(self.mxid, event_type, content, **kwargs)
 
@@ -293,6 +295,17 @@ class PortalTelegram(BasePortal, ABC):
         await intent.set_typing(self.mxid, is_typing=False)
         return await self._send_message(intent, content, timestamp=evt.date)
 
+    async def handle_telegram_dice(self, source: 'AbstractUser', intent: IntentAPI, evt: Message,
+                                   relates_to: RelatesTo) -> EventID:
+        content = TextMessageEventContent(
+            msgtype=MessageType.TEXT, format=Format.HTML,
+            body=f"Dice roll result: {evt.media.value}",
+            formatted_body=f'<h4>Dice roll result: {evt.media.value}</h4>',
+            relates_to=relates_to, external_url=self._get_external_url(evt))
+        content["net.maunium.telegram.dice"] = evt.media.value
+        await intent.set_typing(self.mxid, is_typing=False)
+        return await self._send_message(intent, content, timestamp=evt.date)
+
     @staticmethod
     def _int_to_bytes(i: int) -> bytes:
         hex_value = "{0:010x}".format(i)
@@ -457,7 +470,8 @@ class PortalTelegram(BasePortal, ABC):
             await sender.update_info(source, entity)
 
         allowed_media = (MessageMediaPhoto, MessageMediaDocument, MessageMediaGeo,
-                         MessageMediaGame, MessageMediaPoll, MessageMediaUnsupported)
+                         MessageMediaGame, MessageMediaDice, MessageMediaPoll,
+                         MessageMediaUnsupported)
         media = evt.media if hasattr(evt, "media") and isinstance(evt.media,
                                                                   allowed_media) else None
         if sender:
@@ -476,6 +490,7 @@ class PortalTelegram(BasePortal, ABC):
                 MessageMediaDocument: self.handle_telegram_document,
                 MessageMediaGeo: self.handle_telegram_location,
                 MessageMediaPoll: self.handle_telegram_poll,
+                MessageMediaDice: self.handle_telegram_dice,
                 MessageMediaUnsupported: self.handle_telegram_unsupported,
                 MessageMediaGame: self.handle_telegram_game,
             }[type(media)](source, intent, evt,
diff --git a/requirements.txt b/requirements.txt
index feaf4bb8..2cb95d2a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,5 +5,5 @@ python-magic>=0.4,<0.5
 commonmark>=0.8,<0.10
 aiohttp>=3,<4
 mautrix==0.5.0.beta10
-telethon>=1.10,<1.12
+telethon>=1.12,<1.13
 telethon-session-sqlalchemy>=0.2.14,<0.3