diff --git a/spec/unit/util/execution_stub_spec.rb b/spec/unit/util/execution_stub_spec.rb
index 57305e315..b66f88f83 100755
--- a/spec/unit/util/execution_stub_spec.rb
+++ b/spec/unit/util/execution_stub_spec.rb
@@ -1,39 +1,40 @@
 #!/usr/bin/env rspec
 require 'spec_helper'
 
 describe Puppet::Util::ExecutionStub do
   it "should use the provided stub code when 'set' is called" do
     Puppet::Util::ExecutionStub.set do |command, options|
       command.should == ['/bin/foo', 'bar']
       "stub output"
     end
     Puppet::Util::ExecutionStub.current_value.should_not == nil
     Puppet::Util.execute(['/bin/foo', 'bar']).should == "stub output"
   end
 
   it "should automatically restore normal execution at the conclusion of each spec test" do
     # Note: this test relies on the previous test creating a stub.
     Puppet::Util::ExecutionStub.current_value.should == nil
   end
 
-  it "should restore normal execution after 'reset' is called" do
+  # fails on windows, see #11740
+  it "should restore normal execution after 'reset' is called", :fails_on_windows => true do
     # Note: "true" exists at different paths in different OSes
     if Puppet.features.microsoft_windows?
       true_command = [Puppet::Util.which('cmd.exe').tr('/', '\\'), '/c', 'exit 0']
     else
       true_command = [Puppet::Util.which('true')]
     end
     stub_call_count = 0
     Puppet::Util::ExecutionStub.set do |command, options|
       command.should == true_command
       stub_call_count += 1
       'stub called'
     end
     Puppet::Util.execute(true_command).should == 'stub called'
     stub_call_count.should == 1
     Puppet::Util::ExecutionStub.reset
     Puppet::Util::ExecutionStub.current_value.should == nil
     Puppet::Util.execute(true_command).should == ''
     stub_call_count.should == 1
   end
 end