diff --git a/Makefile b/Makefile
index 2d1e491..7cfe4ff 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
-PATCHLEVEL = 14
+PATCHLEVEL = 15
 SUBLEVEL = 0
-EXTRAVERSION =
+EXTRAVERSION = -rc1
 NAME = Opossums on Parade
 
 # *DOCUMENTATION*