diff --git a/pyrogram/client/methods/chats/unban_chat_member.py b/pyrogram/client/methods/chats/unban_chat_member.py
new file mode 100644
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+++ b/pyrogram/client/methods/chats/unban_chat_member.py
@@ -0,0 +1,56 @@
+# Pyrogram - Telegram MTProto API Client Library for Python
+# Copyright (C) 2017-2018 Dan Tès <https://github.com/delivrance>
+#
+# This file is part of Pyrogram.
+#
+# Pyrogram is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published
+# by the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Pyrogram is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with Pyrogram.  If not, see <http://www.gnu.org/licenses/>.
+
+from pyrogram.api import functions, types
+from ...ext import BaseClient
+
+
+class UnbanChatMember(BaseClient):
+    def unban_chat_member(self,
+                          chat_id: int or str,
+                          user_id: int or str):
+        """Use this method to unban a previously kicked user in a supergroup or channel.
+        The user will **not** return to the group or channel automatically, but will be able to join via link, etc.
+        You must be an administrator for this to work.
+
+        Args:
+            chat_id (``int`` | ``str``):
+                Unique identifier (int) or username (str) of the target chat.
+                For a private channel/supergroup you can use its *t.me/joinchat/* link.
+
+            user_id (``int`` | ``str``):
+                Unique identifier (int) or username (str) of the target user.
+                For a contact that exists in your Telegram address book you can use his phone number (str).
+
+        Returns:
+            True on success.
+
+        Raises:
+            :class:`Error <pyrogram.Error>`
+        """
+        self.send(
+            functions.channels.EditBanned(
+                channel=self.resolve_peer(chat_id),
+                user_id=self.resolve_peer(user_id),
+                banned_rights=types.ChannelBannedRights(
+                    until_date=0
+                )
+            )
+        )
+
+        return True