diff --git a/Makefile b/Makefile
index 45ef03d96..789fdbf43 100644
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,7 @@ source:
 	rm -f ../${APP}*.deb ../${APP}*.changes ../${APP}*.asc ../${APP}*.dsc
 	cd .. && mv ${APP} ${APP}-${VERSION} && tar -zcvf ${APP}_${VERSION}.orig.tar.gz ${APP}-${VERSION}/ && mv ${APP}-${VERSION} ${APP}
 clean:
-	rm -f *.*~ *~
+	rm -f *.*~ *~ *.dot
 	rm -f orgs/*~
 	rm -f website/EN/*~
 	rm -f gemini/EN/*~