diff --git a/.travis.yml b/.travis.yml
index 3b870e8a..75e20d34 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,12 +7,16 @@ rvm:
 - 2.5
 - 2.6
 - 2.7
+- truffleruby-head
 env:
 - TASK=test
 matrix:
   include:
   - rvm: 2.3 # keep same as lowest ruby version
     env: TASK=rubocop
+  allow_failures:
+    - rvm: truffleruby-head
+    
 script: bundle exec rake $TASK
 branches:
   only: master