diff --git a/.travis.yml b/.travis.yml
index fa80810e7f..088f4540d1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -388,7 +388,6 @@ script:
 branches:
   only:
     - trunk
-    - ruby_2_3
     - ruby_2_4
     - ruby_2_5
     - ruby_2_6