diff --git a/lib/locomotive/import/content_types.rb b/lib/locomotive/import/content_types.rb
index 4e5feeb3..f2e17000 100644
--- a/lib/locomotive/import/content_types.rb
+++ b/lib/locomotive/import/content_types.rb
@@ -210,7 +210,7 @@ module Locomotive
       end
 
       def set_highlighted_field_name(content_type)
-        field = content_type.content_custom_fields.detect { |f| f._alias == content_type.highlighted_field_name }
+        field = content_type.content_custom_fields.detect { |f| f._alias == content_type.highlighted_field_name.to_s }
 
         content_type.highlighted_field_name = field._name if field
       end
diff --git a/spec/fixtures/themes/default.zip b/spec/fixtures/themes/default.zip
index 8489be3d..47258673 100644
Binary files a/spec/fixtures/themes/default.zip and b/spec/fixtures/themes/default.zip differ