diff --git a/pyrogram/client/methods/chats/pin_chat_message.py b/pyrogram/client/methods/chats/pin_chat_message.py
index 5a4ab50d..7b99e8ff 100644
--- a/pyrogram/client/methods/chats/pin_chat_message.py
+++ b/pyrogram/client/methods/chats/pin_chat_message.py
@@ -18,7 +18,7 @@
 
 from typing import Union
 
-from pyrogram.api import functions, types
+from pyrogram.api import functions
 from ...ext import BaseClient
 
 
@@ -27,7 +27,7 @@ class PinChatMessage(BaseClient):
                          chat_id: Union[int, str],
                          message_id: int,
                          disable_notification: bool = None) -> bool:
-        """Use this method to pin a message in a supergroup or a channel.
+        """Use this method to pin a message in a group, channel or your own chat.
         You must be an administrator in the chat for this to work and must have the "can_pin_messages" admin right in
         the supergroup or "can_edit_messages" admin right in the channel.
 
@@ -49,19 +49,10 @@ class PinChatMessage(BaseClient):
             :class:`Error <pyrogram.Error>` in case of a Telegram RPC error.
             ``ValueError`` if a chat_id doesn't belong to a supergroup or a channel.
         """
-        peer = self.resolve_peer(chat_id)
-
-        if isinstance(peer, types.InputPeerChannel):
-            self.send(
-                functions.channels.UpdatePinnedMessage(
-                    channel=peer,
-                    id=message_id,
-                    silent=disable_notification or None
-                )
+        self.send(
+            functions.messages.UpdatePinnedMessage(
+                peer=self.resolve_peer(chat_id),
+                id=message_id,
+                silent=disable_notification or None
             )
-        elif isinstance(peer, types.InputPeerChat):
-            raise ValueError("The chat_id \"{}\" belongs to a basic group".format(chat_id))
-        else:
-            raise ValueError("The chat_id \"{}\" belongs to a user".format(chat_id))
-
-        return True
+        )
diff --git a/pyrogram/client/methods/chats/unpin_chat_message.py b/pyrogram/client/methods/chats/unpin_chat_message.py
index 435f38d7..9eb35eea 100644
--- a/pyrogram/client/methods/chats/unpin_chat_message.py
+++ b/pyrogram/client/methods/chats/unpin_chat_message.py
@@ -18,14 +18,14 @@
 
 from typing import Union
 
-from pyrogram.api import functions, types
+from pyrogram.api import functions
 from ...ext import BaseClient
 
 
 class UnpinChatMessage(BaseClient):
     def unpin_chat_message(self,
                            chat_id: Union[int, str]) -> bool:
-        """Use this method to unpin a message in a supergroup or a channel.
+        """Use this method to unpin a message in a group, channel or your own chat.
         You must be an administrator in the chat for this to work and must have the "can_pin_messages" admin
         right in the supergroup or "can_edit_messages" admin right in the channel.
 
@@ -40,18 +40,11 @@ class UnpinChatMessage(BaseClient):
             :class:`Error <pyrogram.Error>` in case of a Telegram RPC error.
             ``ValueError`` if a chat_id doesn't belong to a supergroup or a channel.
         """
-        peer = self.resolve_peer(chat_id)
-
-        if isinstance(peer, types.InputPeerChannel):
-            self.send(
-                functions.channels.UpdatePinnedMessage(
-                    channel=peer,
-                    id=0
-                )
+        self.send(
+            functions.messages.UpdatePinnedMessage(
+                peer=self.resolve_peer(chat_id),
+                id=0
             )
-        elif isinstance(peer, types.InputPeerChat):
-            raise ValueError("The chat_id \"{}\" belongs to a basic group".format(chat_id))
-        else:
-            raise ValueError("The chat_id \"{}\" belongs to a user".format(chat_id))
+        )
 
         return True