diff --git a/aiogram/types/inline_query_result.py b/aiogram/types/inline_query_result.py
index 9c2432d1..8fe788bf 100644
--- a/aiogram/types/inline_query_result.py
+++ b/aiogram/types/inline_query_result.py
@@ -358,6 +358,7 @@ class InlineQueryResultLocation(InlineQueryResult):
     latitude: base.Float = fields.Field()
     longitude: base.Float = fields.Field()
     title: base.String = fields.Field()
+    horizontal_accuracy: typing.Optional[base.Float] = fields.Field()
     live_period: base.Integer = fields.Field()
     heading: typing.Optional[base.Integer] = fields.Field()
     proximity_alert_radius: typing.Optional[base.Integer] = fields.Field()
@@ -371,6 +372,7 @@ class InlineQueryResultLocation(InlineQueryResult):
                  latitude: base.Float,
                  longitude: base.Float,
                  title: base.String,
+                 horizontal_accuracy: typing.Optional[base.Float] = None,
                  live_period: typing.Optional[base.Integer] = None,
                  heading: typing.Optional[base.Integer] = None,
                  proximity_alert_radius: typing.Optional[base.Integer] = None,
@@ -385,6 +387,7 @@ class InlineQueryResultLocation(InlineQueryResult):
             latitude=latitude,
             longitude=longitude,
             title=title,
+            horizontal_accuracy=horizontal_accuracy,
             live_period=live_period,
             heading=heading,
             proximity_alert_radius=proximity_alert_radius,
diff --git a/aiogram/types/input_message_content.py b/aiogram/types/input_message_content.py
index 32fee9da..b20b2d7d 100644
--- a/aiogram/types/input_message_content.py
+++ b/aiogram/types/input_message_content.py
@@ -44,18 +44,21 @@ class InputLocationMessageContent(InputMessageContent):
     """
     latitude: base.Float = fields.Field()
     longitude: base.Float = fields.Field()
+    horizontal_accuracy: typing.Optional[base.Float] = fields.Field()
     heading: typing.Optional[base.Integer] = fields.Field()
     proximity_alert_radius: typing.Optional[base.Integer] = fields.Field()
 
     def __init__(self,
                  latitude: base.Float,
                  longitude: base.Float,
+                 horizontal_accuracy: typing.Optional[base.Float] = None,
                  heading: typing.Optional[base.Integer] = None,
                  proximity_alert_radius: typing.Optional[base.Integer] = None,
                  ):
         super().__init__(
             latitude=latitude,
             longitude=longitude,
+            horizontal_accuracy=horizontal_accuracy,
             heading=heading,
             proximity_alert_radius=proximity_alert_radius,
         )
diff --git a/aiogram/types/location.py b/aiogram/types/location.py
index 9e81c865..5f159e33 100644
--- a/aiogram/types/location.py
+++ b/aiogram/types/location.py
@@ -12,6 +12,7 @@ class Location(base.TelegramObject):
     """
     longitude: base.Float = fields.Field()
     latitude: base.Float = fields.Field()
+    horizontal_accuracy: typing.Optional[base.Float] = fields.Field()
     live_period: typing.Optional[base.Integer] = fields.Field()
     heading: typing.Optional[base.Integer] = fields.Field()
     proximity_alert_radius: typing.Optional[base.Integer] = fields.Field()