diff --git a/django/conf/locale/uk/formats.py b/django/conf/locale/uk/formats.py
index 73f81e7aad5..d835802be76 100644
--- a/django/conf/locale/uk/formats.py
+++ b/django/conf/locale/uk/formats.py
@@ -13,7 +13,7 @@ YEAR_MONTH_FORMAT = 'F Y'
 MONTH_DAY_FORMAT = 'j F'
 SHORT_DATE_FORMAT = 'j M Y'
 # SHORT_DATETIME_FORMAT =
-# FIRST_DAY_OF_WEEK =
+FIRST_DAY_OF_WEEK = 1  # Monday
 
 # The *_INPUT_FORMATS strings use the Python strftime format syntax,
 # see http://docs.python.org/library/datetime.html#strftime-strptime-behavior
diff --git a/docs/releases/1.7.2.txt b/docs/releases/1.7.2.txt
index 245512650fe..9f20e0a01be 100644
--- a/docs/releases/1.7.2.txt
+++ b/docs/releases/1.7.2.txt
@@ -32,3 +32,5 @@ Bugfixes
 
 * Fixed a migration crash when removing a field that is referenced in
   ``AlterIndexTogether`` or ``AlterUniqueTogether`` (:ticket:`23614`).
+
+* Updated the first day of the week in the Ukrainian locale to Monday.