diff --git a/cmake/FindQt5.cmake b/cmake/FindQt5.cmake
index ae58487eea7..dbbb07681f3 100644
--- a/cmake/FindQt5.cmake
+++ b/cmake/FindQt5.cmake
@@ -48,6 +48,7 @@ else()
       if(dcIndex GREATER_EQUAL 0)
         find_package(Qt6${possible_private_libs}Private CONFIG QUIET)
         if(TARGET Qt6::${possible_private_libs}Private)
+          set_property(TARGET Qt6::${possible_private_libs}Private PROPERTY IMPORTED_GLOBAL TRUE)
           add_library(Qt5::${possible_private_libs} ALIAS Qt6::${possible_private_libs}Private)
           list(REMOVE_AT Qt5_FIND_COMPONENTS ${dcIndex})
         endif()