diff --git a/.ruby-version b/.ruby-version
index 437459c..57cf282 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.5.0
+2.6.5
diff --git a/.travis.yml b/.travis.yml
index 48252c1..2f8d05e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,13 +26,13 @@ branches:
   - master
 
 rvm:
-- 2.5.0
+- 2.6.5
 notifications:
   slack:
     secure: 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
 before_install:
-- wget https://github.com/jgm/pandoc/releases/download/2.7.3/pandoc-2.7.3-1-amd64.deb
-- sudo dpkg -i pandoc-2.7.3-1-amd64.deb
+- wget https://github.com/jgm/pandoc/releases/download/2.8/pandoc-2.8-1-amd64.deb
+- sudo dpkg -i pandoc-2.8-1-amd64.deb
 - openssl aes-256-cbc -K $encrypted_6059a4f451fd_key -iv $encrypted_6059a4f451fd_iv
   -in id_rsa.enc -out deploy_key -d
 - mv deploy_key ~/.ssh/id_rsa