diff --git a/fakefs.gemspec b/fakefs.gemspec
index 4a96b83..f2ab64a 100644
--- a/fakefs.gemspec
+++ b/fakefs.gemspec
@@ -5,11 +5,11 @@
 
 Gem::Specification.new do |s|
   s.name = %q{fakefs}
-  s.version = "0.3.2"
+  s.version = "0.4.0"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["Chris Wanstrath", "Scott Taylor", "Jeff Hodges", "Pat Nakajima"]
-  s.date = %q{2011-05-02}
+  s.date = %q{2011-09-05}
   s.description = %q{A fake filesystem. Use it in your tests.}
   s.email = %q{chris@ozmm.org}
   s.extra_rdoc_files = [
@@ -21,7 +21,6 @@ Gem::Specification.new do |s|
     ".rspec",
     "CONTRIBUTORS",
     "Gemfile",
-    "Gemfile.lock",
     "LICENSE",
     "README.markdown",
     "Rakefile",