diff --git a/ChangeLog b/ChangeLog
index e913ff96ed..94f7c0b8e8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Sat Mar  1 19:51:42 2014  Tanaka Akira  <akr@fsij.org>
+
+	* lib/open3.rb (Open3.capture3): Ignore Errno::EPIPE for writing
+	  stdin_data.
+	  (Open3.capture2): Ditto.
+	  (Open3.capture2e): Ditto.
+
 Sat Mar  1 19:06:47 2014  Eric Wong  <e@80x24.org>
 
 	* gc.c (ruby_gc_set_params): simplify condition
diff --git a/lib/open3.rb b/lib/open3.rb
index a54e1b3886..7595265a93 100644
--- a/lib/open3.rb
+++ b/lib/open3.rb
@@ -257,7 +257,10 @@ module Open3
       end
       out_reader = Thread.new { o.read }
       err_reader = Thread.new { e.read }
-      i.write stdin_data
+      begin
+        i.write stdin_data
+      rescue Errno::EPIPE
+      end
       i.close
       [out_reader.value, err_reader.value, t.value]
     }
@@ -300,7 +303,10 @@ module Open3
         o.binmode
       end
       out_reader = Thread.new { o.read }
-      i.write stdin_data
+      begin
+        i.write stdin_data
+      rescue Errno::EPIPE
+      end
       i.close
       [out_reader.value, t.value]
     }
@@ -330,7 +336,10 @@ module Open3
         oe.binmode
       end
       outerr_reader = Thread.new { oe.read }
-      i.write stdin_data
+      begin
+        i.write stdin_data
+      rescue Errno::EPIPE
+      end
       i.close
       [outerr_reader.value, t.value]
     }
diff --git a/test/test_open3.rb b/test/test_open3.rb
index 20e91c702a..cd63034f1e 100644
--- a/test/test_open3.rb
+++ b/test/test_open3.rb
@@ -149,6 +149,25 @@ class TestOpen3 < Test::Unit::TestCase
     assert(s.success?)
   end
 
+  def test_capture3_stdin_data
+    o, e, s = Open3.capture3(RUBY, '-e', '', :stdin_data=>"z"*(1024*1024))
+    assert_equal("", o)
+    assert_equal("", e)
+    assert(s.success?)
+  end
+
+  def test_capture2_stdin_data
+    o, s = Open3.capture2(RUBY, '-e', '', :stdin_data=>"z"*(1024*1024))
+    assert_equal("", o)
+    assert(s.success?)
+  end
+
+  def test_capture2e_stdin_data
+    oe, s = Open3.capture2e(RUBY, '-e', '', :stdin_data=>"z"*(1024*1024))
+    assert_equal("", oe)
+    assert(s.success?)
+  end
+
   def test_pipeline_rw
     Open3.pipeline_rw([RUBY, '-e', 'print STDIN.read + "1"'],
                       [RUBY, '-e', 'print STDIN.read + "2"']) {|i,o,ts|