diff --git a/include/boost/preprocessor/cat.hpp b/include/boost/preprocessor/cat.hpp
index 5e52850..52a3892 100644
--- a/include/boost/preprocessor/cat.hpp
+++ b/include/boost/preprocessor/cat.hpp
@@ -25,7 +25,7 @@
 #    define BOOST_PP_CAT_OO(par) BOOST_PP_CAT_I ## par
 # endif
 #
-# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()
+# if (~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MSVC()) || (defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1700)
 #    define BOOST_PP_CAT_I(a, b) a ## b
 # else
 #    define BOOST_PP_CAT_I(a, b) BOOST_PP_CAT_II(~, a ## b)
diff --git a/include/boost/preprocessor/config/config.hpp b/include/boost/preprocessor/config/config.hpp
index a243f54..2e59b18 100644
--- a/include/boost/preprocessor/config/config.hpp
+++ b/include/boost/preprocessor/config/config.hpp
@@ -75,8 +75,8 @@
 #    /* variadic support explicitly disabled for all untested compilers */
 #    if defined __GCCXML__ || defined __CUDACC__ || defined __PATHSCALE__ || defined __DMC__ || defined __CODEGEARC__ || defined __BORLANDC__ || defined __MWERKS__ || ( defined __SUNPRO_CC && __SUNPRO_CC < 0x5120 ) || defined __HP_aCC && !defined __EDG__ || defined __MRC__ || defined __SC__ || defined __IBMCPP__ || defined __PGI
 #        define BOOST_PP_VARIADICS 0
-#    /* VC++ (C/C++) */
-#    elif defined _MSC_VER && _MSC_VER >= 1400 && (defined(__clang__) || !defined __EDG__ || defined(__INTELLISENSE__))
+#    /* VC++ (C/C++) and Intel C++ Compiler >= 17.0 with MSVC */
+#    elif defined _MSC_VER && _MSC_VER >= 1400 && (defined(__clang__) || !defined __EDG__ || defined(__INTELLISENSE__) || defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1700)
 #        define BOOST_PP_VARIADICS 1
 #        undef BOOST_PP_VARIADICS_MSVC
 #        define BOOST_PP_VARIADICS_MSVC 1