diff --git a/lib/JsonLdDocumentLoader.js b/lib/JsonLdDocumentLoader.js
index aaeb2eb..23fc4d9 100644
--- a/lib/JsonLdDocumentLoader.js
+++ b/lib/JsonLdDocumentLoader.js
@@ -14,7 +14,7 @@ export class JsonLdDocumentLoader {
    * @param {Map<string, object>} [options.documents = new Map()] - A Map
    * containing URLs and their associated contexts.
    * @param {Map<string, {get: Function}>} [options.protocolHandlers =
-   *   new Map()] - A map containing protocolHandlers for the loader.
+   *   new Map()] - A Map containing protocolHandlers for the loader.
    */
   constructor({
     documents = new Map(),