--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -100,7 +100,7 @@
 endif(WIN32)
 
 set(Boost_FIND_QUIETLY ON)
-find_package(Boost COMPONENTS program_options date_time system filesystem regex thread locale REQUIRED)
+find_package(Boost COMPONENTS program_options date_time filesystem regex thread locale REQUIRED)
 
 message( STATUS "Found Boost: ${Boost_VERSION}, ${Boost_LIBRARIES}, ${Boost_INCLUDE_DIR}")