diff --git a/src/Socket/messages-recv.ts b/src/Socket/messages-recv.ts
index 97d7b12..3fc67e6 100644
--- a/src/Socket/messages-recv.ts
+++ b/src/Socket/messages-recv.ts
@@ -7,6 +7,8 @@ import { KEY_BUNDLE_TYPE } from "../Defaults"
 import { makeChatsSocket } from "./chats"
 import { extractGroupMetadata } from "./groups"
 
+const CALL_TAGS_TO_ACK = ['terminate', 'relaylatency', 'offer']
+
 const isReadReceipt = (type: string) => type === 'read' || type === 'read-self'
 
 export const makeMessagesRecvSocket = (config: SocketConfig) => {
@@ -465,7 +467,7 @@ export const makeMessagesRecvSocket = (config: SocketConfig) => {
         logger.info({ node }, 'recv call')
 
         const [child] = getAllBinaryNodeChildren(node)
-        if(child.tag === 'terminate' || child.tag === 'relaylatency') {
+        if(CALL_TAGS_TO_ACK.includes(child.tag)) {
             await sendMessageAck(node, { class: 'call', type: child.tag })
         }
     })