Use JRuby 9.1.20.0

aycabta · aycabta · commit 81c7bcc36603 · 2018-06-02T17:16:46.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -9,7 +9,7 @@ rvm:
   - 2.4.3
   - 2.5.0
   - ruby-head
-  - jruby-9.1.17.0
+  - jruby-9.1.20.0
 env:
   global:
     NOBENCHMARK=1
