diff --git a/lib/cpp/src/windows/config.h b/lib/cpp/src/windows/config.h
index c4bf9f3..d875094 100644
--- a/lib/cpp/src/windows/config.h
+++ b/lib/cpp/src/windows/config.h
@@ -142,9 +142,9 @@
   }
 #endif // WINVER
 
-inline void close(SOCKET socket)
+inline int close(SOCKET socket)
 {
-    ::closesocket(socket);
+    return ::closesocket(socket);
 }
 
 #endif // _THRIFT_WINDOWS_CONFIG_H_