diff --git a/spec/controllers/settings/flavours_controller_spec.rb b/spec/controllers/settings/flavours_controller_spec.rb
new file mode 100644
index 00000000000..51322c5bb53
--- /dev/null
+++ b/spec/controllers/settings/flavours_controller_spec.rb
@@ -0,0 +1,37 @@
+require 'rails_helper'
+
+RSpec.describe Settings::FlavoursController, type: :controller do
+  let(:user) { Fabricate(:user) }
+
+  before do
+    sign_in user, scope: :user
+  end
+
+  describe 'PUT #update' do
+    describe 'without a user[setting_skin] parameter' do
+      it 'sets the selected flavour' do
+        put :update, params: { flavour: 'schnozzberry' }
+
+        user.reload
+
+        expect(user.setting_flavour).to eq 'schnozzberry'
+      end
+    end
+
+    describe 'with a user[setting_skin] parameter' do
+      before do
+        put :update, params: { flavour: 'schnozzberry', user: { setting_skin: 'wallpaper' } }
+
+        user.reload
+      end
+
+      it 'sets the selected flavour' do
+        expect(user.setting_flavour).to eq 'schnozzberry'
+      end
+
+      it 'sets the selected skin' do
+        expect(user.setting_skin).to eq 'wallpaper'
+      end
+    end
+  end
+end