diff --git a/.travis.yml b/.travis.yml
index 6531e7a..cab8e08 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,6 @@
 language: ruby
 rvm:
+  - "1.8.7"
   - "1.9.3"
   - "2.0.0"
 install:
diff --git a/test/test_helper.rb b/test/test_helper.rb
index f9c3b9c..05a0e19 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -16,7 +16,7 @@ end
 def create_stub(funcs)
   stub = Class.new
   funcs.each_pair do |k,v|
-    stub.define_singleton_method(k) {|unused=nil| return v }
+    stub.define_singleton_method(k) {|*unused| return v }
   end
   stub
 end