diff --git a/CMakeLists.txt b/CMakeLists.txt
index f8f92d123..ea567441e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.5)
 
-set(KF5_VERSION "5.65.0") # handled by release scripts
+set(KF5_VERSION "5.66.0") # handled by release scripts
 set(KF5_DEP_VERSION "5.65.0") # handled by release scripts
 project(Plasma VERSION ${KF5_VERSION})