diff --git a/docs/source/conf.py b/docs/source/conf.py
index 7e46d02c3..ec7735312 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -22,7 +22,7 @@
 copyright = f'2022-{datetime.now().year}, {author}'
 
 # The full version, including alpha/beta/rc tags
-release = '4.18.1'
+release = '4.19.0'
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/pyproject.toml b/pyproject.toml
index 7eae1722e..ad0f75a97 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "pyTelegramBotAPI"
-version = "4.18.1"
+version = "4.19.0"
 description = "Python Telegram bot api."
 authors = [{name = "eternnoir", email = "eternnoir@gmail.com"}]
 license = {text = "GPL2"}
diff --git a/telebot/types.py b/telebot/types.py
index 1a0b1efec..3358965b5 100644
--- a/telebot/types.py
+++ b/telebot/types.py
@@ -1665,8 +1665,8 @@ def to_dict(self):
                 "offset": self.offset,
                 "length": self.length,
                 "url": self.url,
-                "user": self.user,
-                "language":  self.language,
+                "user": self.user.to_dict(),
+                "language": self.language,
                 "custom_emoji_id": self.custom_emoji_id}
 
 
diff --git a/telebot/version.py b/telebot/version.py
index 830950124..d9652d819 100644
--- a/telebot/version.py
+++ b/telebot/version.py
@@ -1,3 +1,3 @@
 # Versions should comply with PEP440.
 # This line is parsed in setup.py:
-__version__ = '4.18.1'
+__version__ = '4.19.0'