diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/WebAppData.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/WebAppData.kt
index 6f1d00b4a4..11d1d2eb96 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/WebAppData.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ChatEvents/WebAppData.kt
@@ -7,7 +7,7 @@ import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
 @Serializable
-class WebAppData(
+data class WebAppData(
     @SerialName(dataField)
     val data: String,
     @SerialName(buttonTextField)