diff --git a/CMakeLists.txt b/CMakeLists.txt
index b9c2c34154..b28c55f03e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,7 @@ project(otter-browser)
 set(MAJOR_VERSION "0")
 set(MINOR_VERSION "9")
 set(PATCH_VERSION "99")
-set(WEEKLY_VERSION "" CACHE STRING "")
+set(WEEKLY_VERSION " RC 12" CACHE STRING "")
 
 add_definitions(-DOTTER_VERSION_MAIN="${MAJOR_VERSION}.${MINOR_VERSION}.${PATCH_VERSION}" -DOTTER_INSTALL_PREFIX="${CMAKE_INSTALL_PREFIX}")