diff --git a/.travis.yml b/.travis.yml
index b047f779f86b54276b0bbf0c5e34655db2faa853..e152f85601ea82f1b7c23b046436b24421379e66 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,7 +38,7 @@ matrix:
       env: BINDINGS=ruby
     - compiler: clang
       language: ruby
-      rvm: ruby-2.3.3
+      rvm: ruby-2.2.3
       env: BINDINGS=ruby CC=clang
     - compiler: gcc
       language: python