diff --git a/build/libomp.rb b/build/libomp.rb
index 4557f89e20..cb944bf4f5 100644
--- a/build/libomp.rb
+++ b/build/libomp.rb
@@ -17,9 +17,9 @@ class Libomp < Formula
   depends_on "cmake" => :build
 
   def install
-    system "cmake", ".", *std_cmake_args
+    system "cmake", ".", "-DCMAKE_POLICY_VERSION_MINIMUM=3.5", *std_cmake_args
     system "make", "install"
-    system "cmake", ".", "-DLIBOMP_ENABLE_SHARED=OFF", *std_cmake_args
+    system "cmake", ".", "-DLIBOMP_ENABLE_SHARED=OFF", "-DCMAKE_POLICY_VERSION_MINIMUM=3.5", *std_cmake_args
     system "make", "install"
   end
 
diff --git a/src/Native/CMakeLists.txt b/src/Native/CMakeLists.txt
index 605fe6f700..50e94feef6 100644
--- a/src/Native/CMakeLists.txt
+++ b/src/Native/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8.12)
+cmake_minimum_required(VERSION 3.20)
 
 project(Native)