diff --git a/cmake/QtPriHelpers.cmake b/cmake/QtPriHelpers.cmake
index 5deeba343de..c3b13c7af4c 100644
--- a/cmake/QtPriHelpers.cmake
+++ b/cmake/QtPriHelpers.cmake
@@ -35,12 +35,13 @@ function(qt_generate_qmake_libraries_pri_content module_name output_root_dir out
                 endif()
                 list(APPEND seen_targets ${lib_target})
                 get_target_property(lib_target_type ${lib_target} TYPE)
-                if(lib_target_type STREQUAL "INTERFACE_LIBRARY")
+                if(lib_target_type MATCHES "^(INTERFACE|UNKNOWN)_LIBRARY")
                     get_target_property(iface_libs ${lib_target} INTERFACE_LINK_LIBRARIES)
                     if(iface_libs)
                         list(PREPEND lib_targets ${iface_libs})
                     endif()
-                else()
+                endif()
+                if(NOT lib_target_type STREQUAL "INTERFACE_LIBRARY")
                     list(APPEND lib_libs "$<TARGET_LINKER_FILE:${lib_target}>")
                 endif()
                 list(APPEND lib_libdir  "$<TARGET_PROPERTY:${lib_target},INTERFACE_LINK_DIRECTORIES>")