diff --git a/spec/changelog.yml b/spec/changelog.yml
index a4506f743..02c3fb9c7 100644
--- a/spec/changelog.yml
+++ b/spec/changelog.yml
@@ -24,9 +24,9 @@
     link: https://github.com/elastic/package-spec/pull/607
 - version: 2.12.1-next
   changes:
-  - description: Prepare for next version
+  - description: Allow to define expected values in fields definitions.
     type: enhancement
-    link: https://github.com/elastic/package-spec/pull/612
+    link: https://github.com/elastic/package-spec/pull/616
   - description: Add support for structured errors
     type: enhancement
     link: https://github.com/elastic/package-spec/pull/609
diff --git a/spec/integration/data_stream/fields/fields.spec.yml b/spec/integration/data_stream/fields/fields.spec.yml
index 04f6011e2..3c3a2e02e 100644
--- a/spec/integration/data_stream/fields/fields.spec.yml
+++ b/spec/integration/data_stream/fields/fields.spec.yml
@@ -92,6 +92,12 @@ spec:
         description: Short description of field
         type: string
 
+      expected_values:
+        description: An array of expected values for the field. When defined, these are the only expected values.
+        type: array
+        items:
+          type: string
+
       value:
         description: The value to associate with a constant_keyword field.
         type: string
diff --git a/test/packages/good_v2/data_stream/foo/fields/some_fields.yml b/test/packages/good_v2/data_stream/foo/fields/some_fields.yml
index 6271061cf..3c3611dd5 100644
--- a/test/packages/good_v2/data_stream/foo/fields/some_fields.yml
+++ b/test/packages/good_v2/data_stream/foo/fields/some_fields.yml
@@ -86,3 +86,8 @@
   metrics:
     - min
     - max
+- name: enum
+  type: keyword
+  expected_values:
+    - artifact
+    - directory