1 files changed, 1 insertions, 0 deletions
diff --git a/Rakefile b/Rakefile
index da58e7c..9eb4f04 100644
--- a/Rakefile
+++ b/Rakefile
@@ -15,6 +15,7 @@ STAGES = Dir.glob('boot/stage*')
 
 CLEAN.include 'build/boot', 'build/valid'
 CLEAN.include 'doc/*.pdf'
+CLOBBER.include 'build'
 
 def compile(*arguments)
   sh(ENV.fetch('CC', 'gcc'), '-fpie', '-g', *arguments)