diff --git a/lib/cgi/cgi.gemspec b/lib/cgi/cgi.gemspec
index 381c55a5ca..5ef00d591d 100644
--- a/lib/cgi/cgi.gemspec
+++ b/lib/cgi/cgi.gemspec
@@ -25,7 +25,8 @@ Gem::Specification.new do |spec|
   spec.executables   = []
 
   spec.files = [
-    "LICENSE.txt",
+    "COPYING",
+    "BSDL",
     "README.md",
     *Dir["lib{.rb,/**/*.rb}", "bin/*"]  ]