diff --git a/Makefile b/Makefile
index be4004cd53..b823007311 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 .DEFAULT_GOAL := build
-RELEASE_VERSION := $(or ${RELEASE_VERSION},"v0.15.0")
+RELEASE_VERSION := $(or ${RELEASE_VERSION},"v0.15.1-rc.0")
 
 ifeq ($(CI),true)
 DOCKER_TTY_ARG=