diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3a3986b..7122d75 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,7 +17,7 @@ include(KDECMakeSettings)
 
 include(CheckIncludeFiles)
 
-set(REQUIRED_QT_VERSION 5.8.0)
+set(REQUIRED_QT_VERSION 5.9.0)
 find_package(Qt5Gui ${REQUIRED_QT_VERSION} REQUIRED NO_MODULE)
 
 find_package(KF5Archive)