diff --git a/core/modules/datetime/src/Tests/DateTimeFieldTest.php b/core/modules/datetime/src/Tests/DateTimeFieldTest.php
index ccfa66a..0cb226b 100644
--- a/core/modules/datetime/src/Tests/DateTimeFieldTest.php
+++ b/core/modules/datetime/src/Tests/DateTimeFieldTest.php
@@ -210,7 +210,7 @@ function testDateField() {
     entity_get_display($this->field->getTargetEntityTypeId(), $this->field->getTargetBundle(), 'full')
       ->setComponent($field_name, $this->displayOptions)
       ->save();
-    $expected = '2 years 9 months 2 weeks in the past';
+    $expected = '2 years 9 months 1 week in the past';
     $this->renderTestEntity($id);
     $this->assertText($expected, SafeMarkup::format('Formatted date field using datetime_time_ago format displayed as %expected.', array('%expected' => $expected)));
 
@@ -228,7 +228,7 @@ function testDateField() {
     entity_get_display($this->field->getTargetEntityTypeId(), $this->field->getTargetBundle(), 'full')
       ->setComponent($field_name, $this->displayOptions)
       ->save();
-    $expected = '2 years 9 months 2 weeks in the future';
+    $expected = '2 years 9 months 1 week in the future';
     $this->renderTestEntity($id);
     $this->assertText($expected, SafeMarkup::format('Formatted date field using datetime_time_ago format displayed as %expected.', array('%expected' => $expected)));
   }
@@ -338,12 +338,12 @@ function testDatetimeField() {
     $this->displayOptions['settings'] = array(
       'future_format' => '@time from now',
       'past_format' => '@time earlier',
-      'granularity' => 4,
+      'granularity' => 3,
     );
     entity_get_display($this->field->getTargetEntityTypeId(), $this->field->getTargetBundle(), 'full')
       ->setComponent($field_name, $this->displayOptions)
       ->save();
-    $expected = '2 years 9 months 2 weeks 12 hours earlier';
+    $expected = '2 years 9 months 1 week earlier';
     $this->renderTestEntity($id);
     $this->assertText($expected, SafeMarkup::format('Formatted date field using datetime_time_ago format displayed as %expected.', array('%expected' => $expected)));
 
@@ -361,7 +361,7 @@ function testDatetimeField() {
     entity_get_display($this->field->getTargetEntityTypeId(), $this->field->getTargetBundle(), 'full')
       ->setComponent($field_name, $this->displayOptions)
       ->save();
-    $expected = '2 years 9 months 2 weeks 12 hours from now';
+    $expected = '2 years 9 months 1 week from now';
     $this->renderTestEntity($id);
     $this->assertText($expected, SafeMarkup::format('Formatted date field using datetime_time_ago format displayed as %expected.', array('%expected' => $expected)));
   }