diff --git a/.travis.yml b/.travis.yml
index 42777cf..86effef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,13 +7,11 @@ rvm:
   - 2.0
   - 2.1
   - 2.2
-  - jruby-21mode
   - jruby
 matrix:
   allow_failures:
     # SCM tests fail randomly due to IO.popen().
     # https://github.com/jruby/jruby/issues/779
-    - rvm: jruby-21mode
     - rvm: jruby
 env:
   - "TEST_SUITE=units       DATABASE_ADAPTER=postgresql"