diff --git a/cpp/autograd/CMakeLists.txt b/cpp/autograd/CMakeLists.txt
index ab89f45681..8289db38ee 100644
--- a/cpp/autograd/CMakeLists.txt
+++ b/cpp/autograd/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.5)
 
 project(autograd)
 set(CMAKE_CXX_STANDARD 17)
diff --git a/cpp/custom-dataset/CMakeLists.txt b/cpp/custom-dataset/CMakeLists.txt
index fb5c2d6d86..fc9d11c8e2 100644
--- a/cpp/custom-dataset/CMakeLists.txt
+++ b/cpp/custom-dataset/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.5)
 
 project(custom-dataset)
 set(CMAKE_CXX_STANDARD 17)
diff --git a/cpp/dcgan/CMakeLists.txt b/cpp/dcgan/CMakeLists.txt
index b874676b49..bc91efad76 100644
--- a/cpp/dcgan/CMakeLists.txt
+++ b/cpp/dcgan/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.5)
 project(dcgan)
 
 find_package(Torch REQUIRED)
diff --git a/cpp/distributed/CMakeLists.txt b/cpp/distributed/CMakeLists.txt
index 36d75afee0..7a152df8e5 100644
--- a/cpp/distributed/CMakeLists.txt
+++ b/cpp/distributed/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.5)
 project(dist-mnist)
 
 find_package(Torch REQUIRED)
diff --git a/cpp/mnist/CMakeLists.txt b/cpp/mnist/CMakeLists.txt
index e525b71bc4..7bdff0dee8 100644
--- a/cpp/mnist/CMakeLists.txt
+++ b/cpp/mnist/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.5)
 project(mnist)
 set(CMAKE_CXX_STANDARD 17)
 
diff --git a/cpp/regression/CMakeLists.txt b/cpp/regression/CMakeLists.txt
index feaf3bd4b3..172464092e 100644
--- a/cpp/regression/CMakeLists.txt
+++ b/cpp/regression/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.5)
 
 project(regression)
 set(CMAKE_CXX_STANDARD 17)
diff --git a/cpp/transfer-learning/CMakeLists.txt b/cpp/transfer-learning/CMakeLists.txt
index 0bb2888878..272457f5ca 100644
--- a/cpp/transfer-learning/CMakeLists.txt
+++ b/cpp/transfer-learning/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.5)
 project(example)
 
 find_package(Torch REQUIRED)