Update spec.md

imjasonh · jonjohnsonjr · web-flow · commit e66aadc30fb5 · 2023-02-03T20:44:14.000-05:00
Co-authored-by: jonjohnsonjr &lt;jonjohnson@google.com&gt;
Signed-off-by: Jason Hall &lt;jason@chainguard.dev&gt;
diff --git a/spec.md b/spec.md
@@ -569,7 +569,7 @@ The `Link` header MUST be set according to [RFC5988](https://www.rfc-editor.org/
 The registry SHOULD support filtering on `artifactType`.
 To fetch the list of referrers with a filter, perform a `GET` request to a path in the following format: `/v2/<name>/referrers/<digest>?artifactType=<mediaType>` <sup>[end-12b](#endpoints)</sup>.
 If filtering is requested and applied, the response MUST include a header `OCI-Filters-Applied: artifactType` denoting that an `artifactType` filter was applied.
-If multiple filters are applied, the annotation MUST contain a comma separated list of applied filters.
+If multiple filters are applied, the header MUST contain a comma separated list of applied filters.
 
 Example request with filtering:
 
