diff --git a/CMakeLists.txt b/CMakeLists.txt
index d94d8b88cd..a921852d8e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
 
 project(KWIN)
-set(PROJECT_VERSION "5.12.8")
+set(PROJECT_VERSION "5.12.9")
 set(PROJECT_VERSION_MAJOR 5)
 
 set(QT_MIN_VERSION "5.9.0")