Update links and code examples in the guides to use HTTPS where the host supports it.

1 files changed, 2 insertions, 2 deletions

diff --git a/guides/source/active_record_validations.md b/guides/source/active_record_validations.md
index 0c57802188..e68f34dd5d 100644
--- a/guides/source/active_record_validations.md
+++ b/guides/source/active_record_validations.md
@@ -639,7 +639,7 @@ class Holiday < ApplicationRecord
     message: "should happen once per year" }
 end
 ```
-Should you wish to create a database constraint to prevent possible violations of a uniqueness validation using the `:scope` option, you must create a unique index on both columns in your database. See [the MySQL manual](http://dev.mysql.com/doc/refman/5.7/en/multiple-column-indexes.html) for more details about multiple column indexes or [the PostgreSQL manual](https://www.postgresql.org/docs/current/static/ddl-constraints.html) for examples of unique constraints that refer to a group of columns.
+Should you wish to create a database constraint to prevent possible violations of a uniqueness validation using the `:scope` option, you must create a unique index on both columns in your database. See [the MySQL manual](https://dev.mysql.com/doc/refman/5.7/en/multiple-column-indexes.html) for more details about multiple column indexes or [the PostgreSQL manual](https://www.postgresql.org/docs/current/static/ddl-constraints.html) for examples of unique constraints that refer to a group of columns.
 
 There is also a `:case_sensitive` option that you can use to define whether the
 uniqueness constraint will be case sensitive or not. This option defaults to
@@ -1044,7 +1044,7 @@ own custom validators.
 You can also create methods that verify the state of your models and add
 messages to the `errors` collection when they are invalid. You must then
 register these methods by using the `validate`
-([API](http://api.rubyonrails.org/classes/ActiveModel/Validations/ClassMethods.html#method-i-validate))
+([API](https://api.rubyonrails.org/classes/ActiveModel/Validations/ClassMethods.html#method-i-validate))
 class method, passing in the symbols for the validation methods' names.
 
 You can pass more than one symbol for each class method and the respective