diff --git a/.travis.yml b/.travis.yml
index 978a549..cd54d84 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,22 +4,22 @@ language: ruby
 
 matrix:
   include:
-    - rvm: 2.4.5
+    - rvm: 2.4.9
       env: "CHECK=rubocop"
 
-    - rvm: 2.4.5
+    - rvm: 2.4.9
       env: "CHECK=test"
 
-    - rvm: 2.5.3
+    - rvm: 2.5.7
       env: "CHECK=test"
 
-    - rvm: jruby-9.2.5.0
+    - rvm: jruby-9.2.9.0
       env: "CHECK=test"
 
   # Remove the allow_failures section once
   # Rubocop is required for Travis to pass a build
   allow_failures:
-    - rvm: 2.4.5
+    - rvm: 2.4.9
       env: "CHECK=rubocop"
 
 install: