1 files changed, 2 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index a988aa0..5604218 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,5 @@
 source "https://rubygems.org"
 gem "asciidoctor-pdf", git: "https://github.com/dressupgeekout/asciidoctor-pdf", branch: "2.3.4-charlotte"
+gem "asciidoctor-epub3", git: "https://github.com/dressupgeekout/asciidoctor-epub3", branch: "charlotte"
+gem "epubcheck-ruby"
 gem "rghost"