Fix typo with missing word (json-api#1565)

julio73 · web-flow · commit e845eb3d4973 · 2021-08-29T14:50:44.000-04:00
diff --git a/recommendations/index.md b/recommendations/index.md
@@ -11,7 +11,7 @@ are beyond the scope of the base JSON:API specification.
 ## <a href="#naming" id="naming" class="headerlink"></a> Naming
 
 The specification places certain [hard restrictions](http://jsonapi.org/format/#document-member-names) 
-on how members (i.e., keys) in a JSON:API document may named. To further 
+on how members (i.e., keys) in a JSON:API document may be named. To further 
 standardize member names, which is especially important when mixing profiles
 authored by different parties, the following rules are also recommended:
 
@@ -290,4 +290,4 @@ Every resource object **MUST** include a `timestamps` member in its associated
 
 The value of each member **MUST** comply with the variant of ISO 8601 used by
 JavaScript's `JSON.stringify` method to format Javascript `Date` objects.
-```
+```
