diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6934f553b..75acdbd01 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.5)
-set(KDEPIM_VERSION_NUMBER "5.11.80")
+set(KDEPIM_VERSION_NUMBER "5.12.40")
 
 project(kmail VERSION ${KDEPIM_VERSION_NUMBER})
 
@@ -32,7 +32,7 @@ include(ECMAddAppIcon)
 include(ECMQtDeclareLoggingCategory)
 
 # Do NOT add quote
-set(KDEPIM_DEV_VERSION beta)
+set(KDEPIM_DEV_VERSION alpha)
 
 # add an extra space
 if(DEFINED KDEPIM_DEV_VERSION)