diff --git a/.travis.yml b/.travis.yml
index ed7b8b71..08ab25ce 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,8 @@
 rvm:
   - 1.8.7
   - 1.9.3
-  - jruby-18mode
-  - rbx-18mode
+  # - jruby-18mode
+  # - rbx-18mode
 gemfile:
   - test/gemfiles/Gemfile.rails-2.0.x
   - test/gemfiles/Gemfile.rails-2.1.x
@@ -19,21 +19,21 @@ matrix:
     - { rvm: 1.9.3, gemfile: test/gemfiles/Gemfile.rails-2.2.x }
 
     # Don't kill Travis: just test against the latest version on JRuby and rbx.
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.0.x }
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.1.x }
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.2.x }
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.3.x }
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-xss-2.3.x }
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-3.0.x }
-    - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-3.1.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.0.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.1.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.2.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-2.3.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-xss-2.3.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-3.0.x }
+    # - { rvm: jruby-18mode, gemfile: test/gemfiles/Gemfile.rails-3.1.x }
 
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.0.x }
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.1.x }
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.2.x }
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.3.x }
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-xss-2.3.x }
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-3.0.x }
-    - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-3.1.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.0.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.1.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.2.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-2.3.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-xss-2.3.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-3.0.x }
+    # - { rvm: rbx-18mode, gemfile: test/gemfiles/Gemfile.rails-3.1.x }
 branches:
   only:
     - master