diff --git a/ChangeLog b/ChangeLog
index e535185183..099deb099c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Sep  4 20:22:14 2014  Laurent Arnoud  <laurent@spkdev.net>
+
+	* test/pathname/test_pathname.rb: added testcase for Pathname#mountpoint.
+	  [fix GH-709]
+
 Thu Sep  4 20:09:21 2014  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
 
 	* symbian/*: removed Symbian support.
diff --git a/test/pathname/test_pathname.rb b/test/pathname/test_pathname.rb
index 98d321f1d1..75040431d1 100644
--- a/test/pathname/test_pathname.rb
+++ b/test/pathname/test_pathname.rb
@@ -559,6 +559,11 @@ class TestPathname < Test::Unit::TestCase
     assert_include([true, false], r)
   end
 
+  def test_mountpoint_enoent
+    r = Pathname("/nonexistent").mountpoint?
+    assert_equal false, r
+  end
+
   def test_destructive_update
     path = Pathname.new("a")
     path.to_s.replace "b"