diff --git a/app/presenters/blacklight/facet_item_presenter.rb b/app/presenters/blacklight/facet_item_presenter.rb
index 5a10a8c52c..4ddade9a60 100644
--- a/app/presenters/blacklight/facet_item_presenter.rb
+++ b/app/presenters/blacklight/facet_item_presenter.rb
@@ -58,7 +58,7 @@ def label
         localization_options = facet_config.date == true ? {} : facet_config.date
         I18n.l(Time.zone.parse(label_value), **localization_options)
       else
-        label_value
+        label_value.to_s
       end
     end
 
diff --git a/spec/presenters/blacklight/facet_item_presenter_spec.rb b/spec/presenters/blacklight/facet_item_presenter_spec.rb
index 1d32987427..2c43c2095e 100644
--- a/spec/presenters/blacklight/facet_item_presenter_spec.rb
+++ b/spec/presenters/blacklight/facet_item_presenter_spec.rb
@@ -21,9 +21,9 @@
   end
 
   describe '#label' do
-    it "is the facet value for an ordinary facet" do
+    it "is the stringified facet value for an ordinary facet" do
       allow(facet_config).to receive_messages(query: nil, date: nil, helper_method: nil, url_method: nil)
-      expect(presenter.label).to eq facet_item
+      expect(presenter.label).to eq facet_item.to_s
     end
 
     it "allows you to pass in a :helper_method argument to the configuration" do