diff --git a/openair-cn/Makefile.am b/openair-cn/Makefile.am
index 253a828fe5..c7e7cc3c1a 100644
--- a/openair-cn/Makefile.am
+++ b/openair-cn/Makefile.am
@@ -43,6 +43,9 @@ messages.xml:	$(top_srcdir)/INTERTASK_INTERFACE/intertask_interface_types.h $(me
 messages_xml.h: messages.xml
 	@echo "Generating $<"
 	@sed -e 's/[ ]*//' -e 's/"/\\"/g' -e 's/^/"/' -e 's/$$/"/' messages.xml > messages_xml.h
+
+clean-local:
+	@rm -rf -v messages.xml messages_xml.h
 endif
 
 SUBDIRS = 				\