diff --git a/cmake/libraries/boost.cmake b/cmake/libraries/boost.cmake
index f85b494..1b854e5 100644
--- a/cmake/libraries/boost.cmake
+++ b/cmake/libraries/boost.cmake
@@ -101,6 +101,7 @@ if(PROJECT_ENABLE_BOOST)
           set(BOOST_OPTIONS
             ${BOOST_OPTIONS}
             define=BOOST_NO_CXX98_FUNCTION_BASE
+            -sICU_PATH=${PROJECT_EXTERNAL_BUILD_ROOT}
           )
         endif()
       else()
@@ -119,7 +120,6 @@ if(PROJECT_ENABLE_BOOST)
         --prefix=${PROJECT_EXTERNAL_BUILD_ROOT}
         address-model=64
         architecture=${BOOST_ARCH}
-        cxxstd-dialect=${BOOST_CXX_STD_DIALECT}
         cxxstd=${BOOST_CXX_STANDARD}
         define=BOOST_SYSTEM_NO_DEPRECATED
         link=${BOOST_LINK}