.travis.yml in dry-events-0.1.0 vs .travis.yml in dry-events-0.1.1

@@ -8,9 +8,13 @@
 rvm:
   - 2.5.0
   - 2.4.3
   - 2.3.6
   - jruby-9.1.9.0
+  - truffleruby
+matrix:
+  allow_failures:
+    - rvm: truffleruby
 env:
   global:
     - COVERAGE='true'
 notifications:
   webhooks: