diff --git a/_pdf/convert-adoc2pdf.rb b/_pdf/convert-adoc2pdf.rb
index b0eb698..31d41b5 100755
--- a/_pdf/convert-adoc2pdf.rb
+++ b/_pdf/convert-adoc2pdf.rb
@@ -24,6 +24,6 @@
       enju_user_all.adoc
       enju_webapi_all.adoc ].each do |file|
     STDERR.puts file
-    system("asciidoctor-pdf -v -a scripts=cjk -a pdf-theme=./cjk-theme.yml -a pdf-fontsdir=./fonts -r asciidoctor/pdf/nogmagick #{File.join(d, file)}")
+    system("asciidoctor-pdf -v -a scripts=cjk -a pdf-theme=#{d}/cjk-theme.yml -a pdf-fontsdir=#{d}/fonts -r asciidoctor/pdf/nogmagick #{File.join(d, file)}")
   end
 end