Rakefile in asciidoctor-nabetani-0.1.3 vs Rakefile in asciidoctor-nabetani-0.1.4

@@ -28,10 +28,11 @@
 desc 'Create Sample PDF Without This Library'
 task :pdf_funcs_org do
   cmd = %W[
     asciidoctor-pdf
     -r asciidoctor-pdf-cjk-kai_gen_gothic
+    -r asciidoctor/pdf/cjk/kai_gen_gothic/theme_loader
     sample/funcs/index.adoc
     -o sample/funcs_org.pdf
   ]
   sh cmd.join(' ')
 end
@@ -39,9 +40,10 @@
 desc 'Create Small Page PDF Without This Library'
 task :pdf_small_org do
   cmd = %W[
     asciidoctor-pdf
     -r asciidoctor-pdf-cjk-kai_gen_gothic
+    -r asciidoctor/pdf/cjk/kai_gen_gothic/theme_loader
     sample/small/index.adoc
     -o sample/small_org.pdf
   ]
   sh cmd.join(' ')
 end