diff --git a/CMakeLists.txt b/CMakeLists.txt
index 83b5f30..8c96fde 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,11 +1,11 @@
 cmake_minimum_required(VERSION 3.16)
 
 set(KF_VERSION "6.6.0") # handled by release scripts
-set(KF_DEP_VERSION "6.5.0") # handled by release scripts
+set(KF_DEP_VERSION "6.6.0") # handled by release scripts
 project(KImageFormats VERSION ${KF_VERSION})
 
 include(FeatureSummary)
-find_package(ECM 6.5.0  NO_MODULE)
+find_package(ECM 6.6.0  NO_MODULE)
 set_package_properties(ECM PROPERTIES TYPE REQUIRED DESCRIPTION "Extra CMake Modules." URL "https://commits.kde.org/extra-cmake-modules")
 feature_summary(WHAT REQUIRED_PACKAGES_NOT_FOUND FATAL_ON_MISSING_REQUIRED_PACKAGES)