diff --git a/src/services/group-sync.ts b/src/services/group-sync.ts
index 337d9f0..d1cfa63 100644
--- a/src/services/group-sync.ts
+++ b/src/services/group-sync.ts
@@ -428,9 +428,9 @@ export class GroupSyncService {
 				lastId: inactiveResult.lastInsertRowid
 			});
 
-			for (const group of groups) {
-				const existing = this.dbInstance.prepare('SELECT 1 FROM groups WHERE id = ?').get((group as EvolutionGroup).id);
-				console.log('Checking group:', (group as EvolutionGroup).id, 'exists:', !!existing);
+			for (const group of groups as EvolutionGroup[]) {
+				const existing = this.dbInstance.prepare('SELECT 1 FROM groups WHERE id = ?').get(group.id);
+				console.log('Checking group:', group.id, 'exists:', !!existing);
 
 				const isCommunityFlag = !!(((group as any)?.isCommunity) || ((group as any)?.is_community) || ((group as any)?.isCommunityAnnounce) || ((group as any)?.is_community_announce));