diff --git a/toolchain_IARARM.cmake b/toolchain_IARARM.cmake
index d9adcd2..de1c369 100644
--- a/toolchain_IARARM.cmake
+++ b/toolchain_IARARM.cmake
@@ -6,7 +6,7 @@
 #
 #-------------------------------------------------------------------------------
 
-cmake_minimum_required(VERSION 3.15)
+cmake_minimum_required(VERSION 3.22)
 
 # Don't load this file if it is specified as a cmake toolchain file
 if(NOT TFM_TOOLCHAIN_FILE)