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 d22f9cd..e0e655b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,8 @@
 language: ruby
 
+rvm:
+  - 2.6
+
 script:
   - bundle exec rake spec
   - bundle exec rake spec_config