lib/cloudcannon-jekyll/generators/collections.rb in cloudcannon-jekyll-4.0.3 vs lib/cloudcannon-jekyll/generators/collections.rb in cloudcannon-jekyll-4.0.4

@@ -295,10 +295,10 @@
       static_pages = @site.static_files.select { |doc| allowed_static_file?(doc) }
       pages + static_pages
     end
 
     def allowed_document?(doc)
-      if !IS_JEKYLL_2_X_X && !IS_JEKYLL_3_04_X && doc.instance_of?(Jekyll::PageWithoutAFile)
+      if Jekyll.const_defined?(:PageWithoutAFile) && doc.instance_of?(Jekyll::PageWithoutAFile)
         false
       elsif doc.instance_of?(Jekyll::Page)
         allowed_page?(doc)
       elsif doc.instance_of?(Jekyll::StaticFile)
         allowed_static_file?(doc)