diff --git a/app/search_builders/hyrax/collection_search_builder.rb b/app/search_builders/hyrax/collection_search_builder.rb
index fcdf1f4e85..66e9f7d9f4 100644
--- a/app/search_builders/hyrax/collection_search_builder.rb
+++ b/app/search_builders/hyrax/collection_search_builder.rb
@@ -37,6 +37,7 @@ def with_access(access)
     # This overrides the default 'relevance' sort.
     def add_sorting_to_solr(solr_parameters)
       return if solr_parameters[:q]
+      solr_parameters[:sort] ||= sort
       solr_parameters[:sort] ||= "#{sort_field} asc"
     end
 
diff --git a/spec/search_builders/hyrax/collection_search_builder_spec.rb b/spec/search_builders/hyrax/collection_search_builder_spec.rb
index ad43678c2e..2310a8e08f 100644
--- a/spec/search_builders/hyrax/collection_search_builder_spec.rb
+++ b/spec/search_builders/hyrax/collection_search_builder_spec.rb
@@ -70,4 +70,18 @@
       end
     end
   end
+
+  describe '#add_sorting_to_solr' do
+    let(:builder_2) { described_class.new(scope).with(blacklight_params) }
+    let(:blacklight_params) do
+      { "sort" => "system_create_dtsi desc", "per_page" => "50", "locale" => "en" }
+    end
+    let(:solr_parameters) { {} }
+
+    before { builder_2.add_sorting_to_solr(solr_parameters) }
+
+    it 'sets the solr paramters for sorting correctly' do
+      expect(solr_parameters[:sort]).to eq('system_create_dtsi desc')
+    end
+  end
 end