diff --git a/ChangeLog b/ChangeLog
index cccb4aae43..614764c430 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Oct 14 21:39:16 2014  Vit Ondruch  <vondruch@redhat.com>
+
+	* tool/rbinstall.rb (gem): Fix permissions of bundled gems
+	  specification files.  [ruby-core:65700] [Bug #10383]
+
 Tue Oct 14 19:15:31 2014  Masaki Suketa <masaki.suketa@nifty.ne.jp>
 
 	* ext/win32ole/win32ole_record.c: use typed data.
diff --git a/tool/rbinstall.rb b/tool/rbinstall.rb
index e21c811ba5..98e601e843 100755
--- a/tool/rbinstall.rb
+++ b/tool/rbinstall.rb
@@ -721,6 +721,8 @@ install?(:ext, :comm, :gem) do
   # fix directory permissions
   # TODO: Gem.install should accept :dir_mode option or something
   File.chmod($dir_mode, *Dir.glob(with_destdir(Gem.dir)+"/**/"))
+  # fix .gemspec permissions
+  File.chmod($data_mode, *Dir.glob(with_destdir(Gem.dir)+"/specifications/*.gemspec"))
 end
 
 parse_args()