diff --git a/lib/puppet/face/module_tool/build.rb b/lib/puppet/face/module_tool/build.rb
new file mode 100644
index 000000000..e2efea716
--- /dev/null
+++ b/lib/puppet/face/module_tool/build.rb
@@ -0,0 +1,35 @@
+Puppet::Face.define(:module_tool, '0.0.1') do
+  action(:build) do
+    summary "Build a module release package."
+    description <<-EOT
+      Build a module release archive file by processing the Modulefile in the
+      module directory.  The release archive file will be stored in the pkg
+      directory of the module directory.
+    EOT
+
+    returns "Pathname object representing the path to the release archive."
+
+    examples <<-EOT
+      Build a module release from within the module directory:
+
+      $ puppet module_tool build
+
+      Build a module release from outside the module directory:
+
+      $ puppet module_tool build /path/to/module
+    EOT
+
+    arguments "<path>"
+
+    when_invoked do |path, options|
+      root_path = Puppet::Module::Tool.find_module_root(path)
+      Puppet::Module::Tool::Applications::Builder.run(root_path, options)
+    end
+
+    when_rendering :console do |return_value|
+      # Get the string representation of the Pathname object and print it to
+      # the console.
+      return_value.to_s
+    end
+  end
+end
diff --git a/spec/unit/face/module_tool/build_spec.rb b/spec/unit/face/module_tool/build_spec.rb
new file mode 100644
index 000000000..33db6a623
--- /dev/null
+++ b/spec/unit/face/module_tool/build_spec.rb
@@ -0,0 +1,30 @@
+require 'spec_helper'
+require 'puppet/face'
+
+describe "puppet module_tool build" do
+  subject { Puppet::Face[:module_tool, :current] }
+
+  describe "option validation" do
+    context "without any options" do
+      it "should require a path" do
+        pattern = /wrong number of arguments/
+        expect { subject.build }.to raise_error ArgumentError, pattern
+      end
+    end
+  end
+
+  describe "inline documentation" do
+    subject { Puppet::Face[:module_tool, :current].get_action :build }
+
+    its(:summary)     { should =~ /build.*module/im }
+    its(:description) { should =~ /build.*module/im }
+    its(:returns)     { should =~ /pathname/i }
+    its(:examples)    { should_not be_empty }
+
+    %w{ license copyright summary description returns examples }.each do |doc|
+      context "of the" do
+        its(doc.to_sym) { should_not =~ /(FIXME|REVISIT|TODO)/ }
+      end
+    end
+  end
+end