diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4bc026eaebb3c06633a39befc8ecd8eab795aa0c..a9a6f7b392eed686f0b5ec4c71eb2929959d2737 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: Copyright © DUNE Project contributors, see file LICENSE.md in module root
 # SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
 
-cmake_minimum_required(VERSION 3.13)
+cmake_minimum_required(VERSION 3.16)
 project(dune-istl C CXX)
 
 # guess build tree of dune-common
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 20052934bc546caade2e7929ab79c0467f18fd16..6469d23ef9c62c8b8b8353db7111e76295c2baca 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -7,6 +7,3 @@ dune_python_configure_bindings(
   PATH "."
   CMAKE_METADATA_FLAGS DUNE_OPTS_FILE
 )
-if(POLICY CMP0087)
-  cmake_policy(SET CMP0087 NEW)
-endif()