diff --git a/app/models/user.rb b/app/models/user.rb
index 4320786518a..bce28aa5fb4 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -78,7 +78,7 @@ class User < ApplicationRecord
   accepts_nested_attributes_for :invite_request, reject_if: ->(attributes) { attributes['text'].blank? }
 
   validates :locale, inclusion: I18n.available_locales.map(&:to_s), if: :locale?
-  validates_with BlacklistedEmailValidator, if: :email_changed?
+  validates_with BlacklistedEmailValidator, on: :create
   validates_with EmailMxValidator, if: :validate_email_dns?
   validates :agreement, acceptance: { allow_nil: false, accept: [true, 'true', '1'] }, on: :create
 
diff --git a/app/validators/blacklisted_email_validator.rb b/app/validators/blacklisted_email_validator.rb
index a2061fdd311..a288c20ef4b 100644
--- a/app/validators/blacklisted_email_validator.rb
+++ b/app/validators/blacklisted_email_validator.rb
@@ -2,7 +2,10 @@
 
 class BlacklistedEmailValidator < ActiveModel::Validator
   def validate(user)
+    return if user.invited?
+
     @email = user.email
+
     user.errors.add(:email, I18n.t('users.invalid_email')) if blocked_email?
   end
 
@@ -13,7 +16,7 @@ class BlacklistedEmailValidator < ActiveModel::Validator
   end
 
   def on_blacklist?
-    return true if EmailDomainBlock.block?(@email)
+    return true  if EmailDomainBlock.block?(@email)
     return false if Rails.configuration.x.email_domains_blacklist.blank?
 
     domains = Rails.configuration.x.email_domains_blacklist.gsub('.', '\.')
diff --git a/spec/validators/blacklisted_email_validator_spec.rb b/spec/validators/blacklisted_email_validator_spec.rb
index d2e442f4ab4..84b0107dd70 100644
--- a/spec/validators/blacklisted_email_validator_spec.rb
+++ b/spec/validators/blacklisted_email_validator_spec.rb
@@ -8,6 +8,7 @@ RSpec.describe BlacklistedEmailValidator, type: :validator do
     let(:errors) { double(add: nil) }
 
     before do
+      allow(user).to receive(:invited?) { false }
       allow_any_instance_of(described_class).to receive(:blocked_email?) { blocked_email }
       described_class.new.validate(user)
     end