diff --git a/app/models/user_field.rb b/app/models/user_field.rb
index ea8330cc69b..a872af740f5 100644
--- a/app/models/user_field.rb
+++ b/app/models/user_field.rb
@@ -28,7 +28,7 @@ class UserField < ActiveRecord::Base
 
   def sanitize_description
     if description_changed?
-      self.description = sanitize_field(self.description)
+      self.description = sanitize_field(self.description, additional_attributes: ['target'])
     end
   end
 end
diff --git a/spec/models/user_field_spec.rb b/spec/models/user_field_spec.rb
index e93c956bed1..ad81162d792 100644
--- a/spec/models/user_field_spec.rb
+++ b/spec/models/user_field_spec.rb
@@ -19,4 +19,13 @@ RSpec.describe UserField do
 
     expect(user_field.description).to eq("<b>click me!</b>alert('TEST');")
   end
+
+  it 'allows target attribute in the description' do
+    link = "<a target=\"_blank\" href=\"/elsewhere\">elsewhere</a>"
+    user_field = Fabricate(:user_field)
+
+    user_field.update!(description: link)
+
+    expect(user_field.description).to eq(link)
+  end
 end