diff --git a/CHANGELOG.md b/CHANGELOG.md
index c3b3bc0d..154a2d4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ Version 86:
 * Use custom variant
 * Update README.md
 * Add local-travis.sh
+* Use winapi
 
 --------------------------------------------------------------------------------
 
diff --git a/extras/boost/beast/unit_test/dstream.hpp b/extras/boost/beast/unit_test/dstream.hpp
index 9ebf5eb1..fa09b89a 100644
--- a/extras/boost/beast/unit_test/dstream.hpp
+++ b/extras/boost/beast/unit_test/dstream.hpp
@@ -19,7 +19,7 @@
 
 #ifdef BOOST_WINDOWS
 #include <boost/detail/winapi/basic_types.hpp>
-//#include <boost/detail/winapi/debugapi.hpp>
+#include <boost/detail/winapi/debugapi.hpp>
 #endif
 
 namespace boost {
@@ -36,8 +36,8 @@ class dstream_buf
 {
     using ostream = std::basic_ostream<CharT, Traits>;
 
-    bool dbg_;
     ostream& os_;
+    bool dbg_;
 
     template<class T>
     void write(T const*) = delete;
@@ -45,14 +45,14 @@ class dstream_buf
     void write(char const* s)
     {
         if(dbg_)
-            /*boost::detail::winapi*/::OutputDebugStringA(s);
+            boost::detail::winapi::OutputDebugStringA(s);
         os_ << s;
     }
 
     void write(wchar_t const* s)
     {
         if(dbg_)
-            /*boost::detail::winapi*/::OutputDebugStringW(s);
+            boost::detail::winapi::OutputDebugStringW(s);
         os_ << s;
     }
 
@@ -60,7 +60,7 @@ public:
     explicit
     dstream_buf(ostream& os)
         : os_(os)
-        , dbg_(/*boost::detail::winapi*/::IsDebuggerPresent() != 0)
+        , dbg_(boost::detail::winapi::IsDebuggerPresent() != 0)
     {
     }