diff --git a/include/emqx_release.hrl b/include/emqx_release.hrl
index 9467301c1..2369dbd5b 100644
--- a/include/emqx_release.hrl
+++ b/include/emqx_release.hrl
@@ -29,7 +29,7 @@
 
 -ifndef(EMQX_ENTERPRISE).
 
--define(EMQX_RELEASE, {opensource, "4.3-rc.4"}).
+-define(EMQX_RELEASE, {opensource, "4.3-rc.5"}).
 
 -else.