diff --git a/cmake/QtBuildInternals/QtBuildInternalsConfig.cmake b/cmake/QtBuildInternals/QtBuildInternalsConfig.cmake
index fc978525a37..b2314b839b6 100644
--- a/cmake/QtBuildInternals/QtBuildInternalsConfig.cmake
+++ b/cmake/QtBuildInternals/QtBuildInternalsConfig.cmake
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: BSD-3-Clause
 
 # These values should be kept in sync with those in qtbase/.cmake.conf
-cmake_minimum_required(VERSION 3.16...3.20)
+cmake_minimum_required(VERSION 3.16...3.21)
 
 ###############################################
 #