diff --git a/README.md b/README.md
index d241d44..83f3560 100644
--- a/README.md
+++ b/README.md
@@ -749,6 +749,13 @@ Of course, replace ``` xyz ``` with an actual ID.
     ```
     Of course, replace ``` xxx ``` with invitation code.
 
+
+- To join the group using groupInviteMessage
+    ``` ts
+    const response = await sock.groupAcceptInviteV4(groupInviteMessage)
+    console.log("joined to: " + response)
+    ```
+  Of course, replace ``` xxx ``` with invitation code.
 ## Broadcast Lists & Stories
 
 **Note:** messages cannot be sent to broadcast lists from the MD version right now
diff --git a/src/Socket/groups.ts b/src/Socket/groups.ts
index 7421a20..237a994 100644
--- a/src/Socket/groups.ts
+++ b/src/Socket/groups.ts
@@ -2,6 +2,7 @@ import { GroupMetadata, ParticipantAction, SocketConfig } from '../Types'
 import { generateMessageID } from '../Utils'
 import { BinaryNode, getBinaryNodeChild, getBinaryNodeChildren, jidEncode, jidNormalizedUser } from '../WABinary'
 import { makeSocket } from './socket'
+import { proto } from '../../WAProto'
 
 export const makeGroupsSocket = (config: SocketConfig) => {
 	const sock = makeSocket(config)
@@ -134,6 +135,13 @@ export const makeGroupsSocket = (config: SocketConfig) => {
 			const result = getBinaryNodeChild(results, 'group')
 			return result.attrs.jid
 		},
+		groupAcceptInviteV4: async(jid: string, inviteMessage: proto.IGroupInviteMessage) => {
+			const results = await groupQuery(inviteMessage.groupJid, 'set', [{ tag: 'accept', attrs: {
+					code: inviteMessage.inviteCode,
+					expiration: inviteMessage.inviteExpiration.toString(),
+					admin: jid} }])
+			return results.attrs.from;
+		},
 		groupToggleEphemeral: async(jid: string, ephemeralExpiration: number) => {
 			const content: BinaryNode = ephemeralExpiration ?
 				{ tag: 'ephemeral', attrs: { expiration: ephemeralExpiration.toString() } } :