--- a/Makefile.in
+++ b/Makefile.in
@@ -46,7 +46,10 @@
 	@echo "*  To compile Octave, you will need a recent versions of"
 	@echo "*  the following software:"
 	@echo "*"
-	@echo "*    g++ (3.2.x or a more recent version)"
+	@echo "*    GNU Make (a recent version)"
+	@echo "*"
+	@echo "*    g++ (preferably a recent 4.x version, though later"
+	@echo "*    3.x versions may also work)"
 	@echo "*"
 	@echo "*    flex (2.5.4 or a more recent version) -- required if"
 	@echo "*    you need to recreate lex.cc from lex.l"