diff --git a/Makefile b/Makefile
index 5ac0e26d408..52fa1b53281 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@
 #   make deb-src -------------- produce a DEB source
 #   make deb ------------------ produce a DEB
 #   make docs ----------------- rebuild the manpages (results are checked in)
-#   make tests ---------------- run the tests
+#   make tests ---------------- run the tests (see test/README.md for requirements)
 #   make pyflakes, make pep8 -- source code checks
 
 ########################################################