diff --git a/cmake/QtSortModuleDependencies.cmake b/cmake/QtSortModuleDependencies.cmake
index 2f8cdb59..6bad58e1 100644
--- a/cmake/QtSortModuleDependencies.cmake
+++ b/cmake/QtSortModuleDependencies.cmake
@@ -5,6 +5,7 @@
 # in the QT_BUILD_SUBMODULES variable. The resulting list preserves the required build order.
 # Usage:
 # cmake [-DQT_BUILD_SUBMODULES="<repo;..>"] [-BUILD_<repo>=<TRUE|FALSE>] \
+#     [-DSEPARATOR=<list separator>] \
 #    -P <path/to>/qt6/cmake/QtSortModuleDependencies.cmake
 cmake_minimum_required(VERSION 3.16)
 
@@ -12,5 +13,9 @@ include(${CMAKE_CURRENT_LIST_DIR}/QtTopLevelHelpers.cmake)
 
 qt_internal_collect_modules_only(result "${QT_BUILD_SUBMODULES}")
 
-list(JOIN result " " result)
+if(NOT DEFINED SEPARATOR)
+    set(SEPARATOR " ")
+endif()
+
+list(JOIN result "${SEPARATOR}" result)
 message("${result}")