diff --git a/test/ruby/test_signal.rb b/test/ruby/test_signal.rb
index 1de522ee2e..60832eecb1 100644
--- a/test/ruby/test_signal.rb
+++ b/test/ruby/test_signal.rb
@@ -43,7 +43,7 @@ class TestSignal < Test::Unit::TestCase
 
     bug4362 = '[ruby-dev:43169]'
     assert_nothing_raised(bug4362) do
-      pid = Process.spawn(EnvUtil.rubybin, '-e', '"sleep 10"', :pgroup => true)
+      pid = Process.spawn(EnvUtil.rubybin, '-e', 'sleep 10', :pgroup => true)
       Process.kill(:"-TERM", pid)
       Process.waitpid(pid)
       assert_equal(true, $?.signaled?)
diff --git a/version.h b/version.h
index 39ec47a970..5255184628 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.0.0"
 #define RUBY_RELEASE_DATE "2013-06-19"
-#define RUBY_PATCHLEVEL 233
+#define RUBY_PATCHLEVEL 234
 
 #define RUBY_RELEASE_YEAR 2013
 #define RUBY_RELEASE_MONTH 6