diff --git a/CMakeLists.txt b/CMakeLists.txt
index fe95f11..eb9ba62 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,8 +1,9 @@
+# Generated by `boostdep --cmake program_options`
 # Copyright 2020, 2021 Peter Dimov
 # Distributed under the Boost Software License, Version 1.0.
 # https://www.boost.org/LICENSE_1_0.txt
 
-cmake_minimum_required(VERSION 3.5...3.16)
+cmake_minimum_required(VERSION 3.8...3.20)
 
 project(boost_program_options VERSION "${BOOST_SUPERPROJECT_VERSION}" LANGUAGES CXX)
 
@@ -42,10 +43,11 @@ target_link_libraries(boost_program_options
     Boost::tokenizer
 )
 
+target_compile_features(boost_program_options PUBLIC cxx_std_11)
+
 target_compile_definitions(boost_program_options
   PUBLIC BOOST_PROGRAM_OPTIONS_NO_LIB
-  # Source files already define BOOST_PROGRAM_OPTIONS_SOURCE
-  # PRIVATE BOOST_PROGRAM_OPTIONS_SOURCE
+  PRIVATE BOOST_PROGRAM_OPTIONS_SOURCE
 )
 
 if(BUILD_SHARED_LIBS)