diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/Common.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/Common.kt
index 45a271e500..6cba69e80f 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/Common.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/Common.kt
@@ -587,3 +587,6 @@ const val wasRefundedField = "was_refunded"
 const val isManualField = "is_manual"
 
 const val businessConnectionIdField = "business_connection_id"
+const val businessIntroField = "business_intro"
+const val businessLocationField = "business_location"
+const val businessOpeningHoursField = "business_opening_hours"
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/Extended.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/Extended.kt
index c8af805302..55517b3031 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/Extended.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/Extended.kt
@@ -1,6 +1,9 @@
 package dev.inmo.tgbotapi.types.chat
 
 import dev.inmo.tgbotapi.types.*
+import dev.inmo.tgbotapi.types.business_connection.BusinessIntro
+import dev.inmo.tgbotapi.types.business_connection.BusinessLocation
+import dev.inmo.tgbotapi.types.business_connection.BusinessOpeningHours
 import dev.inmo.tgbotapi.types.colors.ColorId
 import dev.inmo.tgbotapi.types.message.abstracts.Message
 import dev.inmo.tgbotapi.types.message.abstracts.TelegramBotAPIMessageDeserializeOnlySerializer
@@ -124,6 +127,12 @@ data class ExtendedPrivateChatImpl(
     override val backgroundCustomEmojiId: CustomEmojiId? = null,
     @SerialName(profileBackgroundCustomEmojiIdField)
     override val profileBackgroundCustomEmojiId: CustomEmojiId? = null,
+    @SerialName(businessIntroField)
+    override val businessIntro: BusinessIntro? = null,
+    @SerialName(businessLocationField)
+    override val businessLocation: BusinessLocation? = null,
+    @SerialName(businessOpeningHoursField)
+    override val businessOpeningHours: BusinessOpeningHours? = null,
 ) : ExtendedPrivateChat
 
 typealias ExtendedUser = ExtendedPrivateChatImpl
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/ExtendedAbstracts.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/ExtendedAbstracts.kt
index bdb3e4c2f9..208b7ee986 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/ExtendedAbstracts.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/chat/ExtendedAbstracts.kt
@@ -1,6 +1,9 @@
 package dev.inmo.tgbotapi.types.chat
 
 import dev.inmo.tgbotapi.types.*
+import dev.inmo.tgbotapi.types.business_connection.BusinessIntro
+import dev.inmo.tgbotapi.types.business_connection.BusinessLocation
+import dev.inmo.tgbotapi.types.business_connection.BusinessOpeningHours
 import dev.inmo.tgbotapi.types.colors.ColorId
 import dev.inmo.tgbotapi.types.message.abstracts.AccessibleMessage
 import dev.inmo.tgbotapi.types.message.abstracts.Message
@@ -39,6 +42,10 @@ sealed interface ExtendedPrivateChat : PrivateChat, ExtendedChatWithUsername, Ex
     val hasPrivateForwards: Boolean
     val hasRestrictedVoiceAndVideoMessages: Boolean
 
+    val businessIntro: BusinessIntro?
+    val businessLocation: BusinessLocation?
+    val businessOpeningHours: BusinessOpeningHours?
+
     val allowCreateUserIdLink: Boolean
         get() = hasPrivateForwards
 }