diff --git a/CMakeLists.txt b/CMakeLists.txt
index 916f9df32..9bd72d2e6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,8 @@
 cmake_minimum_required(VERSION 3.5)
+cmake_policy(SET CMP0082 NEW) # install from sub-directories immediately
+cmake_policy(SET CMP0102 NEW) # set policy on advanced variables and cmake cache
+cmake_policy(SET CMP0156 NEW) # new linker strategies
+cmake_policy(SET CMP0167 OLD) # Don't complain about boost
 
 # Set the version number for the library
 set (GTSAM_VERSION_MAJOR 4)
diff --git a/cmake/HandleBoost.cmake b/cmake/HandleBoost.cmake
index 6c742cfe5..03251126e 100644
--- a/cmake/HandleBoost.cmake
+++ b/cmake/HandleBoost.cmake
@@ -25,7 +25,7 @@ endif()
 set(BOOST_FIND_MINIMUM_VERSION 1.65)
 set(BOOST_FIND_MINIMUM_COMPONENTS serialization system filesystem thread program_options date_time timer chrono regex)
 
-find_package(Boost ${BOOST_FIND_MINIMUM_VERSION} COMPONENTS ${BOOST_FIND_MINIMUM_COMPONENTS})
+find_package(Boost ${BOOST_FIND_MINIMUM_VERSION} COMPONENTS ${BOOST_FIND_MINIMUM_COMPONENTS} REQUIRED)
 
 # Required components
 if(NOT Boost_SERIALIZATION_LIBRARY OR NOT Boost_SYSTEM_LIBRARY OR NOT Boost_FILESYSTEM_LIBRARY OR