diff --git a/.codeclimate.yml b/.codeclimate.yml
index ffcd2856c..3869f2a95 100644
--- a/.codeclimate.yml
+++ b/.codeclimate.yml
@@ -31,7 +31,7 @@ plugins:
         enabled: false
   rubocop:
     enabled: true
-    channel: rubocop-1-18-3
+    channel: rubocop-1-45
     checks:
       Rubocop/Style/ClassAndModuleChildren:
         enabled: false
diff --git a/app/controllers/repp/v1/stats_controller.rb b/app/controllers/repp/v1/stats_controller.rb
index 100ea7ab7..bca81ba78 100644
--- a/app/controllers/repp/v1/stats_controller.rb
+++ b/app/controllers/repp/v1/stats_controller.rb
@@ -44,7 +44,7 @@ module Repp
       private
 
       def search_params
-        params.permit(:q, q: %i[start_date end_date compare_to_end_date compare_to_start_date])
+        params.permit(:q, q: %i[end_date compare_to_end_date])
               .fetch(:q, {}) || {}
       end