diff --git a/BUILD-SYSTEM b/BUILD-SYSTEM.asc
similarity index 100%
rename from BUILD-SYSTEM
rename to BUILD-SYSTEM.asc
diff --git a/Makefile b/Makefile
index 40697014..0033bd81 100644
--- a/Makefile
+++ b/Makefile
@@ -157,8 +157,8 @@ dist : $(OBJS)
 	scripts/makepkgs $(OBJS)
 
 doc:
-	asciidoc BUILD-SYSTEM
-	asciidoc README
+	asciidoc BUILD-SYSTEM.asc
+	asciidoc README.asc
 
 clean:
 	rm -f	*.html deutex.log $(OBJS) \