diff --git a/tests/exceptions.cpp b/tests/exceptions.cpp
index aee2a033e2775a57f2280fe9a3a02e8b7a75c252..7cadbde8fbe1bcd522389b7df133e257d3ecc63f 100644
--- a/tests/exceptions.cpp
+++ b/tests/exceptions.cpp
@@ -8,6 +8,8 @@
 
 #include <sstream>
 
+#include <boost/version.hpp>
+
 #if BOOST_VERSION >= 105900
 #include <boost/test/tools/output_test_stream.hpp>
 #else
diff --git a/tests/value.cpp b/tests/value.cpp
index 7e1465d7bee2ef80de5e84536d1b8820c558816d..17d15dc48f0b8397d301f495754fe08a0f54b7f7 100644
--- a/tests/value.cpp
+++ b/tests/value.cpp
@@ -7,6 +7,8 @@
 
 #define BOOST_TEST_MODULE value
 
+#include <boost/version.hpp>
+
 #if BOOST_VERSION >= 105900
 #include <boost/test/tools/output_test_stream.hpp>
 #else