diff --git a/src/lib/db/client-instance-store.ts b/src/lib/db/client-instance-store.ts
index 06c2d52ba4..9aed17892e 100644
--- a/src/lib/db/client-instance-store.ts
+++ b/src/lib/db/client-instance-store.ts
@@ -62,7 +62,7 @@ export default class ClientInstanceStore implements IClientInstanceStore {
 
     async removeInstancesOlderThanTwoDays(): Promise<void> {
         const rows = await this.db(TABLE)
-            .whereRaw("created_at < now() - interval '2 days'")
+            .whereRaw("last_seen < now() - interval '2 days'")
             .del();
 
         if (rows > 0) {