--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,11 +5,7 @@ IF(BIICODE)
     ENDIF()
     RETURN()
 ENDIF(BIICODE)
-cmake_minimum_required(VERSION 2.6 FATAL_ERROR)
-cmake_policy(VERSION 2.6)
-if(POLICY CMP0063)
-	cmake_policy(SET CMP0063 OLD)
-endif()
+cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
 
 project(tinyxml2)
 include(GNUInstallDirs)
@@ -40,7 +36,6 @@ option(BUILD_SHARED_LIBS "build as shared library" ON)
 option(BUILD_TESTS "build xmltest (deprecated: Use BUILD_TESTING)" ON)
 
 # To allow using tinyxml in another shared library
-set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
 set(CMAKE_CXX_VISIBILITY_PRESET hidden)
 set(CMAKE_VISIBILITY_INLINES_HIDDEN 1)