diff --git a/src/lib/common/CMakeLists.txt b/src/lib/common/CMakeLists.txt
index 434b7b7ea..4747c4e6b 100644
--- a/src/lib/common/CMakeLists.txt
+++ b/src/lib/common/CMakeLists.txt
@@ -7,7 +7,6 @@ add_library(common STATIC
   Common.h
   IInterface.h
   StdExcept.h
-  StdOStream.h
   Settings.h
   Settings.cpp
   QSettingsProxy.cpp
diff --git a/src/lib/common/StdOStream.h b/src/lib/common/StdOStream.h
deleted file mode 100644
index 7d0cf08d0..000000000
--- a/src/lib/common/StdOStream.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Deskflow -- mouse and keyboard sharing utility
- * SPDX-FileCopyrightText: (C) 2012 - 2016 Symless Ltd.
- * SPDX-FileCopyrightText: (C) 2002 Chris Schoeneman
- * SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
- */
-
-#pragma once
-
-#if HAVE_OSTREAM
-#include <ostream>
-#else
-#include <iostream>
-#endif
diff --git a/src/lib/server/Config.cpp b/src/lib/server/Config.cpp
index c701b3a92..20a3b3596 100644
--- a/src/lib/server/Config.cpp
+++ b/src/lib/server/Config.cpp
@@ -8,8 +8,6 @@
 #include "server/Config.h"
 
 #include "base/IEventQueue.h"
-#include "common/StdIStream.h"
-#include "common/StdOStream.h"
 #include "deskflow/KeyMap.h"
 #include "deskflow/KeyTypes.h"
 #include "deskflow/OptionTypes.h"
@@ -18,6 +16,8 @@
 #include "server/Server.h"
 
 #include <cstdlib>
+#include <istream>
+#include <ostream>
 
 using namespace deskflow::string;