diff --git a/tests/json_encoding_test.rb b/tests/json_encoding_test.rb
index 7e7e5341b..68a058f7d 100644
--- a/tests/json_encoding_test.rb
+++ b/tests/json_encoding_test.rb
@@ -86,9 +86,7 @@ def test_unicode
   def test_chars
     (0..0x7f).each do |i|
       json = '["\u%04x"]' % i
-      if RUBY_VERSION >= "1.9."
-        i = i.chr
-      end
+      i = i.chr
       assert_equal i, parse(json).first[0]
       if i == ?\b
         generated = generate(["" << i])