diff --git a/mk/main.mk b/mk/main.mk
index 9ede86937e8..fa6d8097150 100644
--- a/mk/main.mk
+++ b/mk/main.mk
@@ -13,7 +13,7 @@
 ######################################################################
 
 # The version number
-CFG_RELEASE_NUM=1.4.0
+CFG_RELEASE_NUM=1.5.0
 
 # An optional number to put after the label, e.g. '.2' -> '-beta.2'
 # NB Make sure it starts with a dot to conform to semver pre-release