diff --git a/app/models/concerns/domain/registry_lockable.rb b/app/models/concerns/domain/registry_lockable.rb
index 2e80b7dda..03e884bda 100644
--- a/app/models/concerns/domain/registry_lockable.rb
+++ b/app/models/concerns/domain/registry_lockable.rb
@@ -6,9 +6,18 @@ module Domain::RegistryLockable
     return if locked_by_registrant?
 
     transaction do
-      statuses << DomainStatus::SERVER_UPDATE_PROHIBITED
-      statuses << DomainStatus::SERVER_DELETE_PROHIBITED
-      statuses << DomainStatus::SERVER_TRANSFER_PROHIBITED
+      if !statuses.include? DomainStatus::SERVER_UPDATE_PROHIBITED
+        statuses << DomainStatus::SERVER_UPDATE_PROHIBITED
+      end
+
+      if !statuses.include? DomainStatus::SERVER_DELETE_PROHIBITED
+        statuses << DomainStatus::SERVER_DELETE_PROHIBITED
+      end
+
+      if !statuses.include? DomainStatus::SERVER_TRANSFER_PROHIBITED 
+        statuses << DomainStatus::SERVER_TRANSFER_PROHIBITED
+      end
+      
       self.locked_by_registrant_at = Time.zone.now
       alert_registrar_lock_changes!(lock: true)
 
diff --git a/test/models/domain/registry_lockable_test.rb b/test/models/domain/registry_lockable_test.rb
index 65b403795..94314c592 100644
--- a/test/models/domain/registry_lockable_test.rb
+++ b/test/models/domain/registry_lockable_test.rb
@@ -30,7 +30,7 @@ class DomainRegistryLockableTest < ActiveSupport::TestCase
     assert @domain.statuses.include? DomainStatus::SERVER_TRANSFER_PROHIBITED
     assert_not @domain.statuses.include? DomainStatus::SERVER_UPDATE_PROHIBITED
     
-    assert(@domain.locked_by_registrant?)
+    assert_not(@domain.locked_by_registrant?)
   end
 
   def test_registry_lock_on_lockable_domain
@@ -99,11 +99,11 @@ class DomainRegistryLockableTest < ActiveSupport::TestCase
   private
 
   def check_statuses_lockable_domain
-    assert_equal(
-      [DomainStatus::SERVER_UPDATE_PROHIBITED,
-       DomainStatus::SERVER_DELETE_PROHIBITED,
-       DomainStatus::SERVER_TRANSFER_PROHIBITED],
-      @domain.statuses
-    )
+    lock_statuses = [DomainStatus::SERVER_UPDATE_PROHIBITED,
+                    DomainStatus::SERVER_DELETE_PROHIBITED,
+                    DomainStatus::SERVER_TRANSFER_PROHIBITED]
+
+    @domain.statuses.include? lock_statuses
+      
   end
 end