diff --git a/src/Makefile b/src/Makefile
index 48ae1d4..22694f2 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -78,3 +78,9 @@ new:
 		make clean
 		make all
 
+#
+#	Make doxygen reference manuals. (in ../refman)
+#
+refman:		doxyconfig
+		doxygen doxyconfig
+