diff --git a/include/linphone/api/c-chat-message.h b/include/linphone/api/c-chat-message.h
index 7b82dcccd..b62cde920 100644
--- a/include/linphone/api/c-chat-message.h
+++ b/include/linphone/api/c-chat-message.h
@@ -200,11 +200,6 @@ LINPHONE_PUBLIC unsigned int linphone_chat_message_store(LinphoneChatMessage *ms
  */
 LINPHONE_PUBLIC LinphoneChatMessageState linphone_chat_message_get_state(const LinphoneChatMessage* message);
 
-/**
- * Duplicate a LinphoneChatMessage
-**/
-LINPHONE_PUBLIC LinphoneChatMessage* linphone_chat_message_clone(const LinphoneChatMessage* message);
-
 /**
  * Get if the message was encrypted when transfered
  * @param[in] message #LinphoneChatMessage obj
@@ -371,4 +366,4 @@ LINPHONE_PUBLIC LinphoneChatMessageCbs * linphone_chat_message_get_callbacks(con
 }
 #endif // ifdef __cplusplus
 
-#endif // ifndef _C_CHAT_MESSAGE_H_
\ No newline at end of file
+#endif // ifndef _C_CHAT_MESSAGE_H_