diff --git a/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/ext.js b/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/ext.js
new file mode 100644
index 00000000000..df0f646a519
--- /dev/null
+++ b/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/ext.js
@@ -0,0 +1,12 @@
+import PropTypes from 'prop-types';
+
+export const PRESET_SHAPE = {
+  text: PropTypes.string.isRequired,
+  startDate: PropTypes.object.isRequired,
+  endDate: PropTypes.object.isRequired,
+};
+
+export const SOME_PROP_TYPES = {
+  ext1: PropTypes.string,
+  ext2: PropTypes.number,
+};
diff --git a/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/prop-types.js b/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/prop-types.js
index bcd6246ad96..71cbc5841cb 100644
--- a/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/prop-types.js
+++ b/examples/cra-ts-kitchen-sink/src/stories/docgen-tests/types/prop-types.js
@@ -1,6 +1,8 @@
+/* eslint-disable react/require-default-props */
 /* eslint-disable react/no-unused-prop-types */
 import React from 'react';
 import PropTypes, { string, shape } from 'prop-types';
+import { PRESET_SHAPE, SOME_PROP_TYPES } from './ext';
 
 const NAMED_OBJECT = {
   text: PropTypes.string.isRequired,
@@ -159,6 +161,7 @@ PropTypesProps.propTypes = {
       ),
     })
   ),
+  arrayExternalShape: PropTypes.arrayOf(PropTypes.shape(PRESET_SHAPE)),
   /**
    *  A simple `objectOf` propType.
    */
@@ -257,6 +260,7 @@ PropTypesProps.propTypes = {
   requiredString: PropTypes.string.isRequired,
   nullDefaultValue: PropTypes.string,
   undefinedDefaultValue: PropTypes.string,
+  ...SOME_PROP_TYPES,
 };
 
 PropTypesProps.defaultProps = {