diff --git a/CHANGELOG.md b/CHANGELOG.md
index 209f60bbb8..399724d00a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 * `replyMarkup` field was added to the `CommonMessage` objects via `AbleToBeMarkedUp` interface
 * `SwitchInlineQueryCurrentChatInlineKeyboardButton#switchInlineQueryCurrentChat` field fixed
 * `InlineKeyboardButton` now is sealed class and all its possible realisations are inside of its class file
+* `String#asUsername` method renamed to `String#toUsername`
 
 ## 0.15.0
 
diff --git a/src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/ChatIdentifier.kt b/src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/ChatIdentifier.kt
index dfaa6eb2c2..7877fe3fcd 100644
--- a/src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/ChatIdentifier.kt
+++ b/src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/ChatIdentifier.kt
@@ -32,7 +32,7 @@ data class Username(
     }
 }
 
-fun String.asUsername(): Username = Username(this)
+fun String.toUsername(): Username = Username(this)
 
 @Serializer(ChatIdentifier::class)
 internal class ChatIdentifierSerializer: KSerializer<ChatIdentifier> {