diff --git a/.travis.yml b/.travis.yml
index bdca7ec..576f34f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,6 +32,7 @@ install:
 
 language: ruby
 rvm:
+  - 3.1.0
   - 3.0.3
   - 2.7.5
   - 2.6.9