diff --git a/CMakeLists.txt b/CMakeLists.txt
index c5b5269e2..97322d0a1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -33,7 +33,7 @@ ENDIF(PREFIX)
 
 SET(VERSION_MAJOR "0")
 SET(VERSION_MINOR "4")
-SET(VERSION_PATCH "3-dev")
+SET(VERSION_PATCH "3-rc1")
 SET(VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH})
 SET(LICENSE "GPL3")
 SET(PKG_STRING "${PROJECT_NAME} ${VERSION}")
diff --git a/configure.ac b/configure.ac
index a9e7895f1..c7d82e580 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,7 +24,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.56)
-AC_INIT(WeeChat, 0.4.3-dev, flashcode@flashtux.org)
+AC_INIT(WeeChat, 0.4.3-rc1, flashcode@flashtux.org)
 AC_CONFIG_SRCDIR([configure.ac])
 AM_CONFIG_HEADER(config.h)
 AM_INIT_AUTOMAKE