diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index c795266b0..768381cc3 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -4,8 +4,9 @@ Changelog
 1.12.1 (xx.xx.20xx) - IN DEVELOPMENT
 ~~~~~~~~~~~~~~~~~~~
 
-* Fix: Prevent home page draft title from displaying as blank (Mikalai Radchuk, Matt Westcott)
-* Fix: Fix regression on styling of preview button with more than one preview mode (Jack Paine)
+ * Fix: Prevent home page draft title from displaying as blank (Mikalai Radchuk, Matt Westcott)
+ * Fix: Fix regression on styling of preview button with more than one preview mode (Jack Paine)
+ * Fix: Enabled translations within date-time chooser widget (Lucas Moeskops)
 
 
 1.12 LTS (21.08.2017)
diff --git a/docs/releases/1.12.1.rst b/docs/releases/1.12.1.rst
index d97f9baa3..4ba4f1996 100644
--- a/docs/releases/1.12.1.rst
+++ b/docs/releases/1.12.1.rst
@@ -13,5 +13,6 @@ What's new
 Bug fixes
 ~~~~~~~~~
 
-* Prevent home page draft title from displaying as blank (Mikalai Radchuk, Matt Westcott)
-* Fix regression on styling of preview button with more than one preview mode (Jack Paine)
+ * Prevent home page draft title from displaying as blank (Mikalai Radchuk, Matt Westcott)
+ * Fix regression on styling of preview button with more than one preview mode (Jack Paine)
+ * Enabled translations within date-time chooser widget (Lucas Moeskops)
diff --git a/wagtail/wagtailadmin/static_src/wagtailadmin/js/page-editor.js b/wagtail/wagtailadmin/static_src/wagtailadmin/js/page-editor.js
index 7d8055355..e0c63ff83 100644
--- a/wagtail/wagtailadmin/static_src/wagtailadmin/js/page-editor.js
+++ b/wagtail/wagtailadmin/static_src/wagtailadmin/js/page-editor.js
@@ -86,7 +86,7 @@ function initDateTimeChooser(id, opts) {
             i18n: {
                 lang: window.dateTimePickerTranslations
             },
-            language: 'lang',
+            lang: 'lang',
             onGenerate: hideCurrent
         }, opts || {}));
     } else {