diff --git a/.travis.yml b/.travis.yml
index 66c85eaa..3a6ef68b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ sudo: false
 rvm:
   - &ruby1 2.3.3
   - &ruby2 2.2.6
-  - &ruby3 2.1.9
+  - &ruby3 2.1.10
   - &jruby jruby-9.1.7.0
 
 matrix: