diff --git a/lib/storage/index.js b/lib/storage/index.js
index 73a32ba7426..49e272e75c9 100644
--- a/lib/storage/index.js
+++ b/lib/storage/index.js
@@ -131,7 +131,7 @@ function Bucket(options) {
  * List files from the current bucket.
  *
  * @param {object=} query - Query object.
- * @param {string} query.delimeter - Results will contain only objects whose
+ * @param {string} query.delimiter - Results will contain only objects whose
  *     names, aside from the prefix, do not contain delimiter. Objects whose
  *     names, aside from the prefix, contain delimiter will have their name
  *     truncated after the delimiter, returned in prefixes. Duplicate prefixes