diff --git a/Makefile b/Makefile
index 21e58bd54715a1502eba004e8e00d7289429edd8..adfc88f00f07c25c7a9738e18b2564e9539a64c0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 4
-SUBLEVEL = 20
+SUBLEVEL = 21
 EXTRAVERSION =
 NAME = Kleptomaniac Octopus