diff --git a/app/controllers/repp/v1/stats_controller.rb b/app/controllers/repp/v1/stats_controller.rb
index c8085f6bc..61bdc1e2f 100644
--- a/app/controllers/repp/v1/stats_controller.rb
+++ b/app/controllers/repp/v1/stats_controller.rb
@@ -55,7 +55,7 @@ module Repp
       end
 
       def to_date(date_param)
-        return if date_param.blank?
+        return Date.today if date_param.blank?
 
         Date.strptime(date_param, '%m.%y')
       end
@@ -114,19 +114,19 @@ module Repp
                                         .inject(:merge)
       end
 
-      def serialize_distribution_result(grouped)
-        grouped.map do |key, value|
+      def serialize_distribution_result(result)
+        result.map do |key, value|
           next unless registrar_names.key?(key)
 
           name = registrar_names[key]
-          hash = { name: registrar_names[key], y: value }
+          hash = { name: name, y: value }
           hash.merge!({ sliced: true, selected: true }) if current_user.registrar.name == name
           hash
         end
       end
 
-      def serialize_growth_rate_result(grouped)
-        grouped.map do |key, value|
+      def serialize_growth_rate_result(result)
+        result.map do |key, value|
           next unless registrar_names.key?(key)
 
           name = registrar_names[key]
diff --git a/test/integration/repp/v1/stats/market_share_test.rb b/test/integration/repp/v1/stats/market_share_test.rb
index 614b5868d..03721cebd 100644
--- a/test/integration/repp/v1/stats/market_share_test.rb
+++ b/test/integration/repp/v1/stats/market_share_test.rb
@@ -21,15 +21,15 @@ class ReppV1StatsMarketShareTest < ActionDispatch::IntegrationTest
 
     assert json[:data].is_a? Array
     assert json[:data][0].is_a? Hash
-    assert_equal json[:data][0][:name], 'Best Names'
-    assert json[:data][0][:selected]
+    assert_equal json[:data][0][:name], 'Good Names'
+    assert_nil json[:data][0][:selected]
   end
 
   def test_shows_market_share_growth_rate_data
     prev_date = Time.zone.today.last_month.strftime('%m.%y')
     get '/repp/v1/stats/market_share_growth_rate', headers: @auth_headers,
                                                    params: { q: { end_date: @today,
-                                                                  compare_to_date: prev_date } }
+                                                                  compare_to_end_date: prev_date } }
     json = JSON.parse(response.body, symbolize_names: true)
 
     assert_response :ok