diff --git a/rails/rails/action_view.yml b/rails/rails/action_view.yml
index 0407f2ada..8a56f147b 100644
--- a/rails/rails/action_view.yml
+++ b/rails/rails/action_view.yml
@@ -4,37 +4,37 @@
     distance_in_words:
       half_a_minute: "half a minute"
       less_than_x_seconds:
-        one:   "less than %{count} second"
+        one:   "less than 1 second"
         other: "less than %{count} seconds"
       x_seconds:
-        one:   "%{count} second"
+        one:   "1 second"
         other: "%{count} seconds"
       less_than_x_minutes:
         one:   "less than a minute"
         other: "less than %{count} minutes"
       x_minutes:
-        one:   "%{count} minute"
+        one:   "1 minute"
         other: "%{count} minutes"
       about_x_hours:
-        one:   "about %{count} hour"
+        one:   "about 1 hour"
         other: "about %{count} hours"
       x_days:
-        one:   "%{count} day"
+        one:   "1 day"
         other: "%{count} days"
       about_x_months:
-        one:   "about %{count} month"
+        one:   "about 1 month"
         other: "about %{count} months"
       x_months:
-        one:   "%{count} month"
+        one:   "1 month"
         other: "%{count} months"
       about_x_years:
-        one:   "about %{count} year"
+        one:   "about 1 year"
         other: "about %{count} years"
       over_x_years:
-        one:   "over %{count} year"
+        one:   "over 1 year"
         other: "over %{count} years"
       almost_x_years:
-        one:   "almost %{count} year"
+        one:   "almost 1 year"
         other: "almost %{count} years"
     prompts:
       year:   "Year"
diff --git a/rails/rails/active_model.yml b/rails/rails/active_model.yml
index ba5d674e6..e96ce8ee1 100644
--- a/rails/rails/active_model.yml
+++ b/rails/rails/active_model.yml
@@ -10,19 +10,20 @@ en:
       inclusion: "is not included in the list"
       exclusion: "is reserved"
       invalid: "is invalid"
-      confirmation: "doesn't match %{attribute}"
+      confirmation: "doesn’t match %{attribute}"
       accepted: "must be accepted"
-      empty: "can't be empty"
-      blank: "can't be blank"
+      empty: "can’t be empty"
+      blank: "can’t be blank"
       present: "must be blank"
       too_long:
-        one: "is too long (maximum is %{count} character)"
+        one: "is too long (maximum is 1 character)"
         other: "is too long (maximum is %{count} characters)"
+      password_too_long: "is too long"
       too_short:
-        one: "is too short (minimum is %{count} character)"
+        one: "is too short (minimum is 1 character)"
         other: "is too short (minimum is %{count} characters)"
       wrong_length:
-        one: "is the wrong length (should be %{count} character)"
+        one: "is the wrong length (should be 1 character)"
         other: "is the wrong length (should be %{count} characters)"
       not_a_number: "is not a number"
       not_an_integer: "must be an integer"
diff --git a/rails/rails/active_support.yml b/rails/rails/active_support.yml
index 0453883a7..521342080 100644
--- a/rails/rails/active_support.yml
+++ b/rails/rails/active_support.yml
@@ -57,6 +57,7 @@ en:
       format:
         # Where is the currency sign? %u is the currency unit, %n is the number (default: $5.00)
         format: "%u%n"
+        negative_format: "-%u%n"
         unit: "$"
         # These six are to override number.format and are optional
         separator: "."
@@ -112,6 +113,7 @@ en:
           tb: "TB"
           pb: "PB"
           eb: "EB"
+          zb: "ZB"
       # Used in NumberHelper.number_to_human()
       decimal_units:
         format: "%n %u"
diff --git a/rails/script/update.rb b/rails/script/update.rb
index 36a9793f6..f07ea792d 100644
--- a/rails/script/update.rb
+++ b/rails/script/update.rb
@@ -4,11 +4,11 @@
 puts "Fetching latest Rails locale files to #{rails_locale_dir}"
 
 exec %(
-  curl -Lo '#{rails_locale_dir}/action_view.yml' https://raw.github.com/rails/rails/master/actionview/lib/action_view/locale/en.yml
+  curl -Lo '#{rails_locale_dir}/action_view.yml' https://raw.github.com/rails/rails/main/actionview/lib/action_view/locale/en.yml
 
-  curl -Lo '#{rails_locale_dir}/active_model.yml' https://raw.github.com/rails/rails/master/activemodel/lib/active_model/locale/en.yml
+  curl -Lo '#{rails_locale_dir}/active_model.yml' https://raw.github.com/rails/rails/main/activemodel/lib/active_model/locale/en.yml
 
-  curl -Lo '#{rails_locale_dir}/active_record.yml' https://raw.github.com/rails/rails/master/activerecord/lib/active_record/locale/en.yml
+  curl -Lo '#{rails_locale_dir}/active_record.yml' https://raw.github.com/rails/rails/main/activerecord/lib/active_record/locale/en.yml
 
-  curl -Lo '#{rails_locale_dir}/active_support.yml' https://raw.github.com/rails/rails/master/activesupport/lib/active_support/locale/en.yml
+  curl -Lo '#{rails_locale_dir}/active_support.yml' https://raw.github.com/rails/rails/main/activesupport/lib/active_support/locale/en.yml
 )