diff --git a/lib/metadataTypes/Query.js b/lib/metadataTypes/Query.js
index 3c0946f58..ba3b2d27b 100644
--- a/lib/metadataTypes/Query.js
+++ b/lib/metadataTypes/Query.js
@@ -369,6 +369,7 @@ class Query extends MetadataType {
      * @returns {boolean} deletion success status
      */
     static async deleteByKey(customerKey) {
+        // delete only works with the query's object id
         const objectId = customerKey ? await this._getObjectIdForSingleRetrieve(customerKey) : null;
         if (!objectId) {
             Util.logger.error(` - query not found`);