diff --git a/.travis.yml b/.travis.yml
index 3ede06cbf0..0f75f6d38d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ language: ruby
 rvm:
   - 2.5.3
   - 2.6.0
+  - 2.6.3
   - 2.6.5
   - 2.7.0
 notifications: