diff --git a/.travis.yml b/.travis.yml
index 4eb86be3..9b2bedc6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: ruby
 rvm:
-- 2.6.5
+- 3.1.4
 sudo: required
 
 services: