diff --git a/ExampleCodes/CMakeLists.txt b/ExampleCodes/CMakeLists.txt
index 736d93e9..c7326952 100644
--- a/ExampleCodes/CMakeLists.txt
+++ b/ExampleCodes/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.24)
 
 project( AMReX-Tutorials
    DESCRIPTION "Tutorials for the AMReX adaptive mesh refinement framework"
@@ -164,10 +164,6 @@ endif ()
 
        if(AMReX_GPU_BACKEND STREQUAL "CUDA")
           enable_language(CUDA)
-          # AMReX 21.06+ supports CUDA_ARCHITECTURES
-          if(CMAKE_VERSION VERSION_LESS 3.20)
-             include(AMReX_SetupCUDA)
-          endif()
        endif()
    endif()
 else()
@@ -178,10 +174,6 @@ else()
 
    if(AMReX_GPU_BACKEND STREQUAL "CUDA")
       enable_language(CUDA)
-      # AMReX 21.06+ supports CUDA_ARCHITECTURES
-      if(CMAKE_VERSION VERSION_LESS 3.20)
-         include(AMReX_SetupCUDA)
-      endif()
    endif()
 endif()
 
diff --git a/GuidedTutorials/HeatEquation/Exec/CMakeLists.txt b/GuidedTutorials/HeatEquation/Exec/CMakeLists.txt
index 578f8df5..df317516 100644
--- a/GuidedTutorials/HeatEquation/Exec/CMakeLists.txt
+++ b/GuidedTutorials/HeatEquation/Exec/CMakeLists.txt
@@ -28,7 +28,7 @@
 # For additional CMake compile options see
 # https://amrex-codes.github.io/amrex/docs_html/BuildingAMReX.html#building-with-cmake
 
-cmake_minimum_required(VERSION 3.16)
+cmake_minimum_required(VERSION 3.24)
 
 ## Project name and source file languages
 project(HeatEquation_EX0
diff --git a/GuidedTutorials/HeatEquation_Simple/CMakeLists.txt b/GuidedTutorials/HeatEquation_Simple/CMakeLists.txt
index fb5c2d43..02e65312 100644
--- a/GuidedTutorials/HeatEquation_Simple/CMakeLists.txt
+++ b/GuidedTutorials/HeatEquation_Simple/CMakeLists.txt
@@ -24,7 +24,7 @@
 # For additional CMake compile options see
 # https://amrex-codes.github.io/amrex/docs_html/BuildingAMReX.html#building-with-cmake
 
-cmake_minimum_required(VERSION 3.16)
+cmake_minimum_required(VERSION 3.24)
 
 # Project name and source file languages
 project(HeatEquation_Simple
diff --git a/GuidedTutorials/HelloWorld/CMakeLists.txt b/GuidedTutorials/HelloWorld/CMakeLists.txt
index 68fe3b4e..533c7f10 100644
--- a/GuidedTutorials/HelloWorld/CMakeLists.txt
+++ b/GuidedTutorials/HelloWorld/CMakeLists.txt
@@ -26,7 +26,7 @@
 
 
 
-cmake_minimum_required(VERSION 3.16)
+cmake_minimum_required(VERSION 3.24)
 
 # Project name and source file language
 project(HelloWorld
diff --git a/GuidedTutorials/MultiFab/CMakeLists.txt b/GuidedTutorials/MultiFab/CMakeLists.txt
index e54b1295..2626db12 100644
--- a/GuidedTutorials/MultiFab/CMakeLists.txt
+++ b/GuidedTutorials/MultiFab/CMakeLists.txt
@@ -26,7 +26,7 @@
 
 
 
-cmake_minimum_required(VERSION 3.16)
+cmake_minimum_required(VERSION 3.24)
 
 # Project name and source file language
 project(MultiFab