diff --git a/tapp.gemspec b/tapp.gemspec
index c3a70a8..a3c85d8 100644
--- a/tapp.gemspec
+++ b/tapp.gemspec
@@ -10,6 +10,7 @@ Gem::Specification.new do |s|
   s.homepage    = "http://github.com/esminc/tapp"
   s.summary     = %q{tap { pp self }}
   s.description = %q{tap { pp self }}
+  s.license     = "MIT"
 
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")