diff --git a/capistrano-extensions.gemspec b/capistrano-extensions.gemspec
index 1838547..297321b 100644
--- a/capistrano-extensions.gemspec
+++ b/capistrano-extensions.gemspec
@@ -1,3 +1,6 @@
+# Generated by jeweler
+# DO NOT EDIT THIS FILE
+# Instead, edit Jeweler::Tasks in Rakefile, and run `rake gemspec`
 # -*- encoding: utf-8 -*-
 
 Gem::Specification.new do |s|