diff --git a/Isosurfacing_3/benchmark/Isosurfacing_3/CMakeLists.txt b/Isosurfacing_3/benchmark/Isosurfacing_3/CMakeLists.txt
index 3acdc260fd3..161c7a061b6 100644
--- a/Isosurfacing_3/benchmark/Isosurfacing_3/CMakeLists.txt
+++ b/Isosurfacing_3/benchmark/Isosurfacing_3/CMakeLists.txt
@@ -1,7 +1,7 @@
 # Created by the script cgal_create_cmake_script
 # This is the CMake script for compiling a CGAL application.
 
-cmake_minimum_required(VERSION 3.1...3.14)
+cmake_minimum_required(VERSION 3.1...3.23)
 project( Isosurfacing_3_benchmark )
 
 find_package(CGAL REQUIRED)
diff --git a/Isosurfacing_3/examples/Isosurfacing_3/CMakeLists.txt b/Isosurfacing_3/examples/Isosurfacing_3/CMakeLists.txt
index 0d885a0b05c..f87d4485e63 100644
--- a/Isosurfacing_3/examples/Isosurfacing_3/CMakeLists.txt
+++ b/Isosurfacing_3/examples/Isosurfacing_3/CMakeLists.txt
@@ -1,7 +1,7 @@
 # Created by the script cgal_create_cmake_script
 # This is the CMake script for compiling a CGAL application.
 
-cmake_minimum_required(VERSION 3.1...3.14)
+cmake_minimum_required(VERSION 3.1...3.23)
 project( Isosurfacing_3_Examples )
 
 find_package(CGAL REQUIRED)
diff --git a/Isosurfacing_3/test/Isosurfacing_3/CMakeLists.txt b/Isosurfacing_3/test/Isosurfacing_3/CMakeLists.txt
index 04e01a476d8..73b8c90fb0c 100644
--- a/Isosurfacing_3/test/Isosurfacing_3/CMakeLists.txt
+++ b/Isosurfacing_3/test/Isosurfacing_3/CMakeLists.txt
@@ -1,8 +1,6 @@
-# Created by the script cgal_create_cmake_script
-# This is the CMake script for compiling a CGAL application.
+cmake_minimum_required(VERSION 3.1...3.23)
 
-cmake_minimum_required(VERSION 3.1...3.14)
-project(Isosurfacing_3_Tests )
+project(Isosurfacing_3_Tests)
 
 find_package(CGAL REQUIRED)