diff --git a/ChangeLog b/ChangeLog
index 4b8a44575d..c64c9d2026 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Feb  8 16:18:27 2004  akira yamada  <akira@ruby-lang.org>
+
+	* test/yaml/test_yaml.rb (YAML_Unit_Tests::test_range_cycle):
+	  added tests.
+
 Sun Feb  8 15:51:57 2004  akira yamada  <akira@ruby-lang.org>
 
 	* test/ruby/test_file.rb (TestFile::test_fnmatch): added tests for
diff --git a/test/yaml/test_yaml.rb b/test/yaml/test_yaml.rb
index 3597772c59..16d903b076 100644
--- a/test/yaml/test_yaml.rb
+++ b/test/yaml/test_yaml.rb
@@ -1210,6 +1210,12 @@ EOY
       #
       t = "0".."1"
       assert_equal( t, YAML.load( YAML.dump( t ) ) )
+      t = ".."..."..."
+      assert_equal( t, YAML.load( YAML.dump( t ) ) )
+      t = ".rb"..".pl"
+      assert_equal( t, YAML.load( YAML.dump( t ) ) )
+      t = ".rb"...".pl"
+      assert_equal( t, YAML.load( YAML.dump( t ) ) )
     end
 
     #