diff --git a/Makefile b/Makefile
index ca5aaaf4aef7..c1db50ef7fb5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 4
 PATCHLEVEL = 4
-SUBLEVEL = 90
+SUBLEVEL = 91
 EXTRAVERSION =
 NAME = Blurry Fish Butt