added gem install for asciidoctor-pdf in travis

spacedecentral · Jan 30, 2019 · b0b7170 · b0b7170
1 parent bff0ddf
commit b0b7170
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,6 @@
 before_install:
  - gem install bundler
  - gem install concurrent-ruby
+ - gem install asciidoctor-pdf --pre
 script:
  - cd docs; make