diff --git a/test/common_factor_test.cpp b/test/common_factor_test.cpp
index b54919e..682d55b 100644
--- a/test/common_factor_test.cpp
+++ b/test/common_factor_test.cpp
@@ -34,11 +34,7 @@
 #include <gmpxx.h>
 #endif
 
-#if (defined(BOOST_MSVC) && (BOOST_MSVC < 1500)) || \
-    (defined(__clang_major__) && (__clang_major__ == 3) && (__clang_minor__ < 2)) || \
-    (defined(BOOST_GCC) && defined(BOOST_GCC_CXX11) && BOOST_GCC < 40800)
-#define DISABLE_MP_TESTS
-#endif
+#include "multiprecision_config.hpp"
 
 #ifndef DISABLE_MP_TESTS
 #include <boost/multiprecision/cpp_int.hpp>
diff --git a/test/extended_euclidean_test.cpp b/test/extended_euclidean_test.cpp
index 34c11f0..8299a25 100644
--- a/test/extended_euclidean_test.cpp
+++ b/test/extended_euclidean_test.cpp
@@ -4,12 +4,8 @@
  *  Boost Software License, Version 1.0. (See accompanying file
  *  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  */
-#include <boost/config.hpp>
-#if (defined(BOOST_MSVC) && (BOOST_MSVC < 1500)) || \
-     (defined(__clang_major__) && (__clang_major__ == 3) && (__clang_minor__ < 2)) || \
-     (defined(BOOST_GCC) && defined(BOOST_GCC_CXX11) && BOOST_GCC < 40800)
-#define DISABLE_MP_TESTS
-#endif
+
+#include "multiprecision_config.hpp"
 
 #ifndef DISABLE_MP_TESTS
 #include <boost/integer/extended_euclidean.hpp>
diff --git a/test/mod_inverse_test.cpp b/test/mod_inverse_test.cpp
index 4ae17d7..ce68614 100644
--- a/test/mod_inverse_test.cpp
+++ b/test/mod_inverse_test.cpp
@@ -4,12 +4,8 @@
  *  Boost Software License, Version 1.0. (See accompanying file
  *  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  */
-#include <boost/config.hpp>
-#if (defined(BOOST_MSVC) && (BOOST_MSVC < 1500)) || \
-      (defined(__clang_major__) && (__clang_major__ == 3) && (__clang_minor__ < 2)) || \
-      (defined(BOOST_GCC) && defined(BOOST_GCC_CXX11) && BOOST_GCC < 40800)
-#define DISABLE_MP_TESTS
-#endif
+
+#include "multiprecision_config.hpp"
 
 #ifndef DISABLE_MP_TESTS
 #include <boost/integer/mod_inverse.hpp>
diff --git a/test/multiprecision_config.hpp b/test/multiprecision_config.hpp
new file mode 100644
index 0000000..e423111
--- /dev/null
+++ b/test/multiprecision_config.hpp
@@ -0,0 +1,18 @@
+// Copyright (c) 2018 Andrey Semashev
+//
+// Use, modification, and distribution is subject to the Boost Software
+// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_INTEGER_TEST_MULTIPRECISION_CONFIG_HPP_INCLUDED_
+#define BOOST_INTEGER_TEST_MULTIPRECISION_CONFIG_HPP_INCLUDED_
+
+#include <boost/config.hpp>
+
+#if (defined(BOOST_MSVC) && (BOOST_MSVC < 1500)) || \
+    (defined(__clang_major__) && (__clang_major__ == 3) && (__clang_minor__ < 2)) || \
+    (defined(BOOST_GCC) && defined(BOOST_GCC_CXX11) && BOOST_GCC < 40800)
+#define DISABLE_MP_TESTS
+#endif
+
+#endif // BOOST_INTEGER_TEST_MULTIPRECISION_CONFIG_HPP_INCLUDED_