diff --git a/.travis.yml b/.travis.yml
index 8672238..c4862c3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -84,6 +84,16 @@ matrix:
           sources:
             - ubuntu-toolchain-r-test
 
+    - os: linux
+      compiler: g++-8
+      env: TOOLSET=gcc COMPILER=g++-8 CXXSTD=11,14,17
+      addons:
+        apt:
+          packages:
+            - g++-8
+          sources:
+            - ubuntu-toolchain-r-test
+
     - os: linux
       compiler: g++
       env: NVCC=1
diff --git a/include/boost/mp11/function.hpp b/include/boost/mp11/function.hpp
index 2de5ce8..5968f52 100644
--- a/include/boost/mp11/function.hpp
+++ b/include/boost/mp11/function.hpp
@@ -79,7 +79,7 @@ template<class... T> using mp_and = typename detail::mp_and_impl<mp_list<T...>>:
 #endif
 
 // mp_all<T...>
-#if BOOST_WORKAROUND( BOOST_MSVC, < 1920 ) || BOOST_WORKAROUND( BOOST_GCC, < 70400 )
+#if BOOST_WORKAROUND( BOOST_MSVC, < 1920 ) || BOOST_WORKAROUND( BOOST_GCC, < 80200 )
 
 template<class... T> using mp_all = mp_bool< mp_count_if< mp_list<T...>, mp_not >::value == 0 >;
 
@@ -124,7 +124,7 @@ template<class T1, class... T> struct mp_or_impl<T1, T...>
 } // namespace detail
 
 // mp_any<T...>
-#if defined( BOOST_MP11_HAS_FOLD_EXPRESSIONS ) && !BOOST_WORKAROUND( BOOST_GCC, < 70400 )
+#if defined( BOOST_MP11_HAS_FOLD_EXPRESSIONS ) && !BOOST_WORKAROUND( BOOST_GCC, < 80200 )
 
 template<class... T> using mp_any = mp_bool<(static_cast<bool>(T::value) || ...)>;