diff --git a/bin/sdoc b/bin/sdoc
index 78640fe..0ba391d 100755
--- a/bin/sdoc
+++ b/bin/sdoc
@@ -1,6 +1,11 @@
 #!/usr/bin/env ruby -KU
 require 'sdoc'
 
+if ARGV.include? '--version'
+  puts "sdoc #{SDoc::VERSION}"
+  exit 0
+end
+
 begin
   ARGV.unshift('--format=sdoc') if ARGV.grep(/\A(-f|--fmt|--format|-r|-R|--ri|--ri-site)\b/).empty?
   r = RDoc::RDoc.new