diff --git a/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/MessageContent.kt b/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/MessageContent.kt
index f10b6ccc..f577ad6a 100644
--- a/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/MessageContent.kt
+++ b/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/MessageContent.kt
@@ -23,10 +23,16 @@ class MessageContent(
 
     init {
         require(!Strings.isNullOrEmpty(title)) { "title is null or empty" }
-        require(!Strings.isNullOrEmpty(textDescription)) { "text message part is null or empty" }
+        require(!Strings.isNullOrEmpty(textDescription) || !Strings.isNullOrEmpty(htmlDescription)) {
+            "text message part and html message part are both null or empty"
+        }
     }
 
     fun buildMessageWithTitle(): String {
-        return "$title\n\n$textDescription"
+        return if (htmlDescription != null) {
+            htmlDescription
+        } else {
+            "$title\n\n$textDescription"
+        }
     }
 }
diff --git a/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/destination/TelegramDestination.kt b/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/destination/TelegramDestination.kt
deleted file mode 100644
index 5dfd957b..00000000
--- a/notifications/core-spi/src/main/kotlin/org/opensearch/notifications/spi/model/destination/TelegramDestination.kt
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Copyright OpenSearch Contributors
- * SPDX-License-Identifier: Apache-2.0
- */
-
-package org.opensearch.notifications.spi.model.destination
-/*
-This class holds the contents of a Telegram  destination
- */
-class TelegramDestination(
-    val token: String,
-    val chatId: Long,
-    val url: String = "https://api.telegram.org/bot$token/sendMessage?chat_id=$chatId"
-) : WebhookDestination(url, DestinationType.TELEGRAM)