diff --git a/ghost/admin/app/models/post.js b/ghost/admin/app/models/post.js
index 10b68fd876..b0abbfdf40 100644
--- a/ghost/admin/app/models/post.js
+++ b/ghost/admin/app/models/post.js
@@ -92,7 +92,6 @@ export default Model.extend(Comparable, ValidationEngine, {
     twitterDescription: attr('string'),
     emailSubject: attr('string'),
     html: attr('string'),
-    locale: attr('string'),
     visibility: attr('string'),
     metaDescription: attr('string'),
     metaTitle: attr('string'),
diff --git a/ghost/admin/app/models/user.js b/ghost/admin/app/models/user.js
index d8febb062a..0d4ff0297e 100644
--- a/ghost/admin/app/models/user.js
+++ b/ghost/admin/app/models/user.js
@@ -20,7 +20,6 @@ export default BaseModel.extend(ValidationEngine, {
     location: attr('string'),
     accessibility: attr('string'),
     status: attr('string'),
-    locale: attr('string'),
     metaTitle: attr('string'),
     metaDescription: attr('string'),
     lastLoginUTC: attr('moment-utc'),
diff --git a/ghost/admin/mirage/factories/post.js b/ghost/admin/mirage/factories/post.js
index d66b73e41c..35ed5294c7 100644
--- a/ghost/admin/mirage/factories/post.js
+++ b/ghost/admin/mirage/factories/post.js
@@ -12,7 +12,6 @@ export default Factory.extend({
     featured: false,
     featureImage(i) { return `/content/images/2015/10/post-${i}.jpg`; },
     html(i) { return `<p>HTML for post ${i}.</p>`; },
-    locale: null,
     visibility: 'public',
     metaDescription(i) { return `Meta description for post ${i}.`; },
     metaTitle(i) { return `Meta Title for post ${i}`; },