diff --git a/src/sys/Makefile b/src/sys/Makefile
index 15267b5..4a96314 100644
--- a/src/sys/Makefile
+++ b/src/sys/Makefile
@@ -63,7 +63,6 @@
 	(cd ../tools/;make format-dsk)
 
 clean:
-	(cd boot;make clean)
 	(cd init;make clean)
 	(cd compile;make clean)
 	(cd sys;make clean)