diff --git a/Rakefile b/Rakefile
index 4e91cd48..c7fe7412 100644
--- a/Rakefile
+++ b/Rakefile
@@ -22,9 +22,18 @@ begin
     gem.add_dependency "rspec-core", ">= #{Rspec::Version::STRING}"
     gem.add_dependency "rspec-expectations", ">= #{Rspec::Version::STRING}"
     gem.add_dependency "rspec-mocks", ">= #{Rspec::Version::STRING}"
-    # gem is a Gem::Specification... see http://www.rubygems.org/read/chapter/20 for additional settings
+    gem.post_install_message = <<-EOM
+#{"*"*50}
+
+  Thank you for installing #{gem.summary}
+
+  The 'a' in #{gem.version} means this is alpha software.
+  If you are looking for a supported production release,
+  please "gem install rspec" (without --pre).
+  
+#{"*"*50}
+EOM
   end
-  Jeweler::GemcutterTasks.new
 rescue LoadError
   puts "Jeweler (or a dependency) not available. Install it with: sudo gem install jeweler"
 end
diff --git a/rspec.gemspec b/rspec.gemspec
index c834ed16..af10203c 100644
--- a/rspec.gemspec
+++ b/rspec.gemspec
@@ -27,6 +27,16 @@ Gem::Specification.new do |s|
      "rspec.gemspec"
   ]
   s.homepage = %q{http://github.com/rspec/meta}
+  s.post_install_message = %q{**************************************************
+
+  Thank you for installing rspec-2.0.0.a7
+
+  The 'a' in 2.0.0.a7 means this is alpha software.
+  If you are looking for a supported production release,
+  please "gem install rspec" (without --pre).
+  
+**************************************************
+}
   s.rdoc_options = ["--charset=UTF-8"]
   s.require_paths = ["lib"]
   s.rubyforge_project = %q{rspec}