diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9d80027..d61f57e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,8 +6,9 @@ project(PlayBar)
 set(CMAKE_CXX_STANDARD 14)
 set(QT_MIN_VERSION "5.4.1")
 set(KF5_MIN_VERSION "5.9.0")
-set(CMAKE_INSTALL_PREFIX /usr)
-set(KDE_INSTALL_LIBDIR lib64/qt5)
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+  set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "Standard install prefix" FORCE)
+endif()
 
 find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED COMPONENTS Core Widgets Quick QuickWidgets)
 # CMAKE EXTRA MODULES