diff --git a/app/models/form/sales/questions/previous_postcode_known.rb b/app/models/form/sales/questions/previous_postcode_known.rb
index 25ee906f8..9806d12e4 100644
--- a/app/models/form/sales/questions/previous_postcode_known.rb
+++ b/app/models/form/sales/questions/previous_postcode_known.rb
@@ -10,6 +10,16 @@ class Form::Sales::Questions::PreviousPostcodeKnown < ::Form::Question
       "ppostcode_full" => [0],
     }
     @hint_text = "This is also known as the household’s 'last settled home'"
+    @hidden_in_check_answers = {
+      "depends_on" => [
+        {
+          "ppcodenk" => 0,
+        },
+        {
+          "ppcodenk" => 1,
+        },
+      ],
+    }
   end
 
   ANSWER_OPTIONS = {
diff --git a/spec/models/form/sales/questions/previous_postcode_known_spec.rb b/spec/models/form/sales/questions/previous_postcode_known_spec.rb
index 6febe027f..b1d244b1e 100644
--- a/spec/models/form/sales/questions/previous_postcode_known_spec.rb
+++ b/spec/models/form/sales/questions/previous_postcode_known_spec.rb
@@ -47,4 +47,13 @@ RSpec.describe Form::Sales::Questions::PreviousPostcodeKnown, type: :model do
   it "has the correct hint" do
     expect(question.hint_text).to eq("This is also known as the household’s 'last settled home'")
   end
+
+  it "has the correct hidden_in_check_answers" do
+    expect(question.hidden_in_check_answers).to eq({
+      "depends_on" => [
+        { "ppcodenk" => 0 },
+        { "ppcodenk" => 1 },
+      ],
+    })
+  end
 end