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-rw-r--r--boost/math/tools/tuple.hpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/boost/math/tools/tuple.hpp b/boost/math/tools/tuple.hpp
index 5723f81338..81de59fa3a 100644
--- a/boost/math/tools/tuple.hpp
+++ b/boost/math/tools/tuple.hpp
@@ -6,6 +6,7 @@
#ifndef BOOST_MATH_TUPLE_HPP_INCLUDED
# define BOOST_MATH_TUPLE_HPP_INCLUDED
# include <boost/config.hpp>
+# include <boost/detail/workaround.hpp>
#if !defined(BOOST_NO_CXX11_HDR_TUPLE) && !BOOST_WORKAROUND(BOOST_GCC_VERSION, < 40500)