diff --git a/api/models/schema/convoSchema.js b/api/models/schema/convoSchema.js
index a282287ecc..4810f68321 100644
--- a/api/models/schema/convoSchema.js
+++ b/api/models/schema/convoSchema.js
@@ -55,7 +55,7 @@ if (process.env.MEILI_HOST && process.env.MEILI_MASTER_KEY) {
   });
 }
 
-convoSchema.index({ createdAt: 1 });
+convoSchema.index({ createdAt: 1, updatedAt: 1 });
 
 const Conversation = mongoose.models.Conversation || mongoose.model('Conversation', convoSchema);