diff --git a/spec/mailers/notification_mailer_spec.rb b/spec/mailers/notification_mailer_spec.rb
index c5c2be9bd..323946853 100644
--- a/spec/mailers/notification_mailer_spec.rb
+++ b/spec/mailers/notification_mailer_spec.rb
@@ -22,7 +22,7 @@ RSpec.describe NotificationMailer, type: :mailer do
       klass = Class.new(described_class) do
         # We’re testing the (private) method `NotificationMailer#send_notification`.
         #
-        # The standard trick to test a private method would be to `send(:send_notification`, but doesn’t work here,
+        # The standard trick to test a private method would be to `send(:send_notification)`, but doesn’t work here,
         # because ActionMailer does some magic to expose public instace methods as class methods.
         # So, we use inheritance instead to make the private method public for testing purposes.
         def send_notification(dossier, template)