diff --git a/examples/tf-m-example-ns-app/CMakeLists.txt b/examples/tf-m-example-ns-app/CMakeLists.txt
index 1586ecf..3dcb10d 100644
--- a/examples/tf-m-example-ns-app/CMakeLists.txt
+++ b/examples/tf-m-example-ns-app/CMakeLists.txt
@@ -4,7 +4,7 @@
 # SPDX-License-Identifier: BSD-3-Clause
 #
 #-------------------------------------------------------------------------------
-cmake_minimum_required(VERSION 3.22)
+cmake_minimum_required(VERSION 3.21)
 
 if (NOT DEFINED CONFIG_SPE_PATH OR NOT EXISTS ${CONFIG_SPE_PATH})
     message(FATAL_ERROR "CONFIG_SPE_PATH = ${CONFIG_SPE_PATH} is not defined or incorrect. Please provide full path to TF-M build artifacts using -DCONFIG_SPE_PATH=")