diff --git a/CHANGELOG.md b/CHANGELOG.md
index ae543f5dec..ccdc4a2965 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,6 +38,16 @@
     and size of retrieved updates is equal to 100 (max count of retrieved updates)
     * Extensions `getUpdates` now will receive only not nullable `limit` parameter
 
+### 0.26.4
+
+* `TelegramBotAPI`:
+    * Now any getting of updates will return `UnknownUpdateType` when inside of deserialization will be
+    `SerializationException` or `NotImplemented` error
+    * `CallbackGame` currently is an object
+        * It is possible to use `CallbackGame` for now
+            * `CallbackGameInlineKeyboardButton` now will not accept `callbackGame` as income object
+    * Now it is possible to pass exception handler in webhook
+
 ### 0.26.3
 
 * `TelegramBotAPI`:
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/requests/GetUpdates.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/requests/GetUpdates.kt
index 3169c63936..bb682b4063 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/requests/GetUpdates.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/requests/GetUpdates.kt
@@ -3,12 +3,12 @@ package com.github.insanusmokrassar.TelegramBotAPI.requests
 import com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.SimpleRequest
 import com.github.insanusmokrassar.TelegramBotAPI.types.*
 import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.Update
-import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.UpdateSerializerWithoutDeserialization
+import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.UpdateSerializerWithoutSerialization
 import kotlinx.serialization.*
 import kotlinx.serialization.builtins.ListSerializer
 
 private val updatesListSerializer = ListSerializer(
-    UpdateSerializerWithoutDeserialization
+    UpdateSerializerWithoutSerialization
 )
 
 @Serializable
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/buttons/InlineKeyboardButtons/InlineKeyboardButton.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/buttons/InlineKeyboardButtons/InlineKeyboardButton.kt
index 0e5c18508e..c8ea32297b 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/buttons/InlineKeyboardButtons/InlineKeyboardButton.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/buttons/InlineKeyboardButtons/InlineKeyboardButton.kt
@@ -36,10 +36,11 @@ data class CallbackDataInlineKeyboardButton(
 @Serializable
 data class CallbackGameInlineKeyboardButton(
     @SerialName(textField)
-    override val text: String,
+    override val text: String
+) : InlineKeyboardButton() {
     @SerialName(callbackGameField)
-    val callbackGame: CallbackGame
-) : InlineKeyboardButton()
+    private val callbackGame = CallbackGame
+}
 
 @Serializable
 data class LoginURLInlineKeyboardButton(
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/games/CallbackGame.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/games/CallbackGame.kt
index 1d74fd18ff..32da936cf7 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/games/CallbackGame.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/games/CallbackGame.kt
@@ -3,8 +3,4 @@ package com.github.insanusmokrassar.TelegramBotAPI.types.games
 import kotlinx.serialization.Serializable
 
 @Serializable
-class CallbackGame {
-    init {
-        TODO()
-    }
-}
+object CallbackGame
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/RawUpdate.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/RawUpdate.kt
index f96d60bdb2..e27b840986 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/RawUpdate.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/RawUpdate.kt
@@ -64,12 +64,16 @@ internal data class RawUpdate constructor(
                     raw
                 )
             }
-        } catch (e: SerializationException) {
-            UnknownUpdateType(
-                updateId,
-                raw.toString(),
-                raw
-            )
+        } catch (e: Error) {
+            when (e) {
+                is SerializationException,
+                is NotImplementedError -> UnknownUpdateType(
+                    updateId,
+                    raw.toString(),
+                    raw
+                )
+                else -> throw e
+            }
         }.also {
             initedUpdate = it
         }
diff --git a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/abstracts/Update.kt b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/abstracts/Update.kt
index d361301b31..fa2129f854 100644
--- a/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/abstracts/Update.kt
+++ b/TelegramBotAPI/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/update/abstracts/Update.kt
@@ -18,7 +18,7 @@ data class UnknownUpdateType(
     val rawJson: JsonElement
 ) : Update
 
-internal object UpdateSerializerWithoutDeserialization : KSerializer<Update> {
+internal object UpdateSerializerWithoutSerialization : KSerializer<Update> {
     override val descriptor: SerialDescriptor = JsonElementSerializer.descriptor
 
     override fun deserialize(decoder: Decoder): Update = UpdateDeserializationStrategy.deserialize(decoder)
diff --git a/TelegramBotAPI/src/jvmMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/utils/extensions/Webhooks.kt b/TelegramBotAPI/src/jvmMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/utils/extensions/Webhooks.kt
index fd995cde3d..64aaf9caf8 100644
--- a/TelegramBotAPI/src/jvmMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/utils/extensions/Webhooks.kt
+++ b/TelegramBotAPI/src/jvmMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/utils/extensions/Webhooks.kt
@@ -4,15 +4,11 @@ import com.github.insanusmokrassar.TelegramBotAPI.bot.RequestsExecutor
 import com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.InputFile
 import com.github.insanusmokrassar.TelegramBotAPI.requests.webhook.SetWebhook
 import com.github.insanusmokrassar.TelegramBotAPI.types.message.abstracts.MediaGroupMessage
-import com.github.insanusmokrassar.TelegramBotAPI.types.update.MediaGroupUpdates.MediaGroupUpdate
-import com.github.insanusmokrassar.TelegramBotAPI.types.update.RawUpdate
-import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.BaseMessageUpdate
-import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.Update
+import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.*
 import com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.UpdateReceiver
 import com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.UpdatesFilter
 import com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.webhook.WebhookPrivateKeyConfig
-import com.github.insanusmokrassar.TelegramBotAPI.utils.convertWithMediaGroupUpdates
-import com.github.insanusmokrassar.TelegramBotAPI.utils.nonstrictJsonFormat
+import com.github.insanusmokrassar.TelegramBotAPI.utils.*
 import io.ktor.application.call
 import io.ktor.request.receiveText
 import io.ktor.response.respond
@@ -45,6 +41,7 @@ suspend fun RequestsExecutor.setWebhook(
     scope: CoroutineScope = CoroutineScope(Executors.newFixedThreadPool(4).asCoroutineDispatcher()),
     allowedUpdates: List<String>? = null,
     maxAllowedConnections: Int? = null,
+    exceptionsHandler: (suspend (Exception) -> Unit)? = null,
     block: UpdateReceiver<Update>
 ): Job {
     val executeDeferred = certificate ?.let {
@@ -74,12 +71,18 @@ suspend fun RequestsExecutor.setWebhook(
         module {
             routing {
                 post(listenRoute) {
-                    val asJson = nonstrictJsonFormat.parseJson(call.receiveText())
-                    val update = nonstrictJsonFormat.fromJson(
-                        RawUpdate.serializer(),
-                        asJson
-                    )
-                    updatesChannel.send(update.asUpdate(asJson))
+                    handleSafely(
+                        {
+                            exceptionsHandler ?.invoke(it)
+                        }
+                    ) {
+                        val asJson = nonstrictJsonFormat.parseJson(call.receiveText())
+                        val update = nonstrictJsonFormat.fromJson(
+                            UpdateDeserializationStrategy,
+                            asJson
+                        )
+                        updatesChannel.send(update)
+                    }
                     call.respond("Ok")
                 }
             }
@@ -113,11 +116,6 @@ suspend fun RequestsExecutor.setWebhook(
         launch {
             for (update in updatesChannel) {
                 val data = update.data
-                if (data is MediaGroupUpdate) {
-
-                } else {
-
-                }
                 when (data) {
                     is MediaGroupMessage -> mediaGroupChannel.send("${data.mediaGroupId}${update::class.simpleName}" to update as BaseMessageUpdate)
                     else -> block(update)
@@ -139,6 +137,33 @@ suspend fun RequestsExecutor.setWebhook(
     }
 }
 
+suspend fun RequestsExecutor.setWebhook(
+    url: String,
+    port: Int,
+    engineFactory: ApplicationEngineFactory<*, *>,
+    listenHost: String = "0.0.0.0",
+    listenRoute: String = "/",
+    certificate: InputFile? = null,
+    privateKeyConfig: WebhookPrivateKeyConfig? = null,
+    scope: CoroutineScope = CoroutineScope(Executors.newFixedThreadPool(4).asCoroutineDispatcher()),
+    allowedUpdates: List<String>? = null,
+    maxAllowedConnections: Int? = null,
+    block: UpdateReceiver<Update>
+) = setWebhook(
+    url,
+    port,
+    engineFactory,
+    listenHost,
+    listenRoute,
+    certificate,
+    privateKeyConfig,
+    scope,
+    allowedUpdates,
+    maxAllowedConnections,
+    null,
+    block
+)
+
 suspend fun RequestsExecutor.setWebhook(
     url: String,
     port: Int,
diff --git a/gradle.properties b/gradle.properties
index 019b89b8dd..991a298c71 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -7,6 +7,6 @@ uuid_version=0.1.0
 ktor_version=1.3.2
 
 library_group=com.github.insanusmokrassar
-library_version=0.26.3
+library_version=0.26.4
 
 gradle_bintray_plugin_version=1.8.4