diff --git a/Makefile b/Makefile
index 50e73a2..2a802b7 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# $Id: Makefile,v 1.2 2006/10/02 17:27:31 rschaten Exp $
+# $Id: Makefile,v 1.3 2006/11/08 06:36:07 rschaten Exp $
 #
 # Creates documentation and tarball for shipping.
 
@@ -34,7 +34,7 @@ doxygen:
 	doxygen common/usbledfader.doxygen
 
 clean:
-	rm -rf htmldoc latexdoc Readme.txt
+	rm -rf htmldoc latexdoc Readme.txt refman.pdf
 	rm -f $(PACKETNAME).tar.gz
 	make -C commandline clean
 	make -C firmware clean