diff --git a/app/models/form/sales/pages/uprn.rb b/app/models/form/sales/pages/uprn.rb
index 6be351710..fce51e543 100644
--- a/app/models/form/sales/pages/uprn.rb
+++ b/app/models/form/sales/pages/uprn.rb
@@ -2,7 +2,7 @@ class Form::Sales::Pages::Uprn < ::Form::Page
   def initialize(id, hsh, subsection)
     super
     @id = "uprn"
-    @copy_key="sales.property_information.uprn"
+    @copy_key = "sales.property_information.uprn"
   end
 
   def questions
diff --git a/app/models/form/sales/questions/uprn.rb b/app/models/form/sales/questions/uprn.rb
index 5d8c6a099..307d91768 100644
--- a/app/models/form/sales/questions/uprn.rb
+++ b/app/models/form/sales/questions/uprn.rb
@@ -2,7 +2,7 @@ class Form::Sales::Questions::Uprn < ::Form::Question
   def initialize(id, hsh, page)
     super
     @id = "uprn"
-    @copy_key="sales.property_information.uprn.uprn"
+    @copy_key = "sales.property_information.uprn.uprn"
     @type = "text"
     @width = 10
     @question_number = QUESTION_NUMBER_FROM_YEAR[form.start_date.year] || QUESTION_NUMBER_FROM_YEAR[QUESTION_NUMBER_FROM_YEAR.keys.max]
diff --git a/app/models/form/sales/questions/uprn_known.rb b/app/models/form/sales/questions/uprn_known.rb
index f924a6c28..bc3d92ba5 100644
--- a/app/models/form/sales/questions/uprn_known.rb
+++ b/app/models/form/sales/questions/uprn_known.rb
@@ -2,7 +2,7 @@ class Form::Sales::Questions::UprnKnown < ::Form::Question
   def initialize(id, hsh, page)
     super
     @id = "uprn_known"
-    @copy_key="sales.property_information.uprn.uprn_known"
+    @copy_key = "sales.property_information.uprn.uprn_known"
     @type = "radio"
     @answer_options = ANSWER_OPTIONS
     @conditional_for = { "uprn" => [1] }