diff --git a/docs/spec/build.sh b/docs/spec/build.sh
new file mode 100755
index 0000000..6b916c4
--- /dev/null
+++ b/docs/spec/build.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+asciidoctor-pdf -a pdf-theme=theme.yml -a "pdf-fontsdir=fonts;GEM_FONTS_DIR" -a source-highlighter=rouge spec.adoc