diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index 09e2b7c53..2889d13b5 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -11,7 +11,7 @@ class UserMailer < Devise::Mailer
 
   helper RoutingHelper
 
-  def confirmation_instructions(user, token, **)
+  def confirmation_instructions(user, token, *, **)
     @resource = user
     @token    = token
     @instance = Rails.configuration.x.local_domain
@@ -25,7 +25,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def reset_password_instructions(user, token, **)
+  def reset_password_instructions(user, token, *, **)
     @resource = user
     @token    = token
     @instance = Rails.configuration.x.local_domain
@@ -37,7 +37,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def password_change(user, **)
+  def password_change(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
@@ -48,7 +48,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def email_changed(user, **)
+  def email_changed(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
@@ -59,7 +59,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def two_factor_enabled(user, **)
+  def two_factor_enabled(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
@@ -70,7 +70,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def two_factor_disabled(user, **)
+  def two_factor_disabled(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
@@ -81,7 +81,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def two_factor_recovery_codes_changed(user, **)
+  def two_factor_recovery_codes_changed(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
@@ -92,7 +92,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def webauthn_enabled(user, **)
+  def webauthn_enabled(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain
 
@@ -103,7 +103,7 @@ class UserMailer < Devise::Mailer
     end
   end
 
-  def webauthn_disabled(user, **)
+  def webauthn_disabled(user, *, **)
     @resource = user
     @instance = Rails.configuration.x.local_domain