diff --git a/src/qt/CMakeLists.txt b/src/qt/CMakeLists.txt
index 171e0a77c..b3e01c1b9 100644
--- a/src/qt/CMakeLists.txt
+++ b/src/qt/CMakeLists.txt
@@ -408,7 +408,7 @@ if (UNIX AND NOT APPLE AND NOT HAIKU)
                 target_compile_definitions(ui PRIVATE XKBCOMMON_X11)
                 target_link_libraries(ui PRIVATE X11::xcb PUBLIC PkgConfig::XKBCOMMON_X11)
                 target_sources(ui PRIVATE xkbcommon_x11_keyboard.cpp)
-                set(QT5_PRIVATE_HEADERS ON)
+                set(QT_PRIVATE_HEADERS ON)
             endif()
         endif()
     endif()
@@ -430,13 +430,13 @@ if (UNIX AND NOT APPLE AND NOT HAIKU)
                     target_sources(ui PRIVATE xkbcommon_wl_keyboard.cpp)
                 endif()
                 target_compile_definitions(ui PRIVATE WAYLAND)
-                set(QT5_PRIVATE_HEADERS ON)
+                set(QT_PRIVATE_HEADERS ON)
             endif()
         endif()
     endif()
 
     # Add private headers for Qt5 if required.
-    if (NOT USE_QT6 AND DEFINED QT5_PRIVATE_HEADERS)
+    if (DEFINED QT_PRIVATE_HEADERS)
         find_package(Qt${QT_MAJOR}Gui)
         if (Qt${QT_MAJOR}Gui_FOUND)
             include_directories(${Qt${QT_MAJOR}Gui_PRIVATE_INCLUDE_DIRS})