diff --git a/test/dynamic_link_test.cpp b/test/dynamic_link_test.cpp
index e49dea7..b4c4615 100644
--- a/test/dynamic_link_test.cpp
+++ b/test/dynamic_link_test.cpp
@@ -19,7 +19,6 @@
 //--------------------------------------------------------------------------------------// 
 
 #include <boost/system/system_error.hpp>
-#include <boost/system/config.hpp>
 #include <iostream>
 
 namespace boost
diff --git a/test/throw_test.cpp b/test/throw_test.cpp
index b04d3bf..c42f422 100644
--- a/test/throw_test.cpp
+++ b/test/throw_test.cpp
@@ -18,7 +18,6 @@
 #define BOOST_SYSTEM_SOURCE 
 
 #include <boost/system/system_error.hpp>
-#include <boost/system/config.hpp>
 
 namespace boost
 {