diff --git a/jaina.gemspec b/jaina.gemspec
index 26b9862..a6f2a76 100644
--- a/jaina.gemspec
+++ b/jaina.gemspec
@@ -13,7 +13,8 @@ Gem::Specification.new do |spec|
 
   spec.homepage    = 'https://github.com/0exp/jaina'
   spec.summary     = 'Simple programming language builder inspired by interpreter pattern.'
-  spec.description = 'Simple programming language builder inspired by interpreter pattern.'
+  spec.description = 'Simple programming language builder inspired by interpreter pattern. ' \
+                     'You can build your own langs for any project purposes.'
 
   spec.bindir        = 'bin'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }