diff --git a/mirage/serializers/crate-owner-invitation.js b/mirage/serializers/crate-owner-invitation.js
index 61c13dd4d0..85ec23bef0 100644
--- a/mirage/serializers/crate-owner-invitation.js
+++ b/mirage/serializers/crate-owner-invitation.js
@@ -2,7 +2,7 @@ import BaseSerializer from './application';
 
 export default BaseSerializer.extend({
   // eslint-disable-next-line ember/avoid-leaking-state-in-ember-objects
-  include: ['inviter'],
+  include: ['inviter', 'invitee'],
 
   getHashForResource() {
     let [hash, addToIncludes] = BaseSerializer.prototype.getHashForResource.apply(this, arguments);
@@ -15,6 +15,8 @@ export default BaseSerializer.extend({
       this._adjust(hash);
     }
 
+    addToIncludes.sort((a, b) => a.id - b.id);
+
     return [hash, addToIncludes];
   },
 
@@ -22,6 +24,8 @@ export default BaseSerializer.extend({
     delete hash.id;
     delete hash.token;
 
+    hash.crate_id = Number(hash.crate_id);
+
     let crate = this.schema.crates.find(hash.crate_id);
     hash.crate_name = crate.name;
 
diff --git a/tests/mirage/me/crate-owner-invitations/list-test.js b/tests/mirage/me/crate-owner-invitations/list-test.js
index 82a1e0b10d..6e4116819f 100644
--- a/tests/mirage/me/crate-owner-invitations/list-test.js
+++ b/tests/mirage/me/crate-owner-invitations/list-test.js
@@ -49,7 +49,7 @@ module('Mirage | GET /api/v1/me/crate_owner_invitations', function (hooks) {
     assert.deepEqual(await response.json(), {
       crate_owner_invitations: [
         {
-          crate_id: nanomsg.id,
+          crate_id: Number(nanomsg.id),
           crate_name: 'nanomsg',
           created_at: '2016-12-24T12:34:56Z',
           invited_by_username: 'janed',
@@ -57,7 +57,7 @@ module('Mirage | GET /api/v1/me/crate_owner_invitations', function (hooks) {
           inviter_id: Number(inviter.id),
         },
         {
-          crate_id: ember.id,
+          crate_id: Number(ember.id),
           crate_name: 'ember-rs',
           created_at: '2020-12-31T12:34:56Z',
           invited_by_username: 'wycats',
@@ -66,6 +66,13 @@ module('Mirage | GET /api/v1/me/crate_owner_invitations', function (hooks) {
         },
       ],
       users: [
+        {
+          avatar: user.avatar,
+          id: Number(user.id),
+          login: user.login,
+          name: user.name,
+          url: user.url,
+        },
         {
           avatar: 'https://avatars1.githubusercontent.com/u/14631425?v=4',
           id: Number(inviter.id),