diff --git a/CMakeLists.txt b/CMakeLists.txt
index 24ce5ef741f..5f349b3f98f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,7 @@
 # CMake versions greater than the ITK_NEWEST_VALIDATED_POLICIES_VERSION policies will
 # continue to generate policy warnings "CMake Warning (dev)...Policy CMP0XXX is not set:"
 #
-set(ITK_OLDEST_VALIDATED_POLICIES_VERSION "3.16.3")
+set(ITK_OLDEST_VALIDATED_POLICIES_VERSION "3.22.1")
 set(ITK_NEWEST_VALIDATED_POLICIES_VERSION "3.29.0")
 cmake_minimum_required(VERSION ${ITK_OLDEST_VALIDATED_POLICIES_VERSION}...${ITK_NEWEST_VALIDATED_POLICIES_VERSION}
                        FATAL_ERROR)