diff --git a/src/services/group-sync.ts b/src/services/group-sync.ts
index f48395b..cb8b947 100644
--- a/src/services/group-sync.ts
+++ b/src/services/group-sync.ts
@@ -89,6 +89,7 @@ export class GroupSyncService {
 				headers: {
 					apikey: env.EVOLUTION_API_KEY,
 				},
+				httpVersion: '2',
 				timeout: 320000 // 120 second timeout
 			});