diff --git a/build/stdex-10.0.vcxproj.filters b/build/stdex-10.0.vcxproj.filters
index b2e5c63f1..628f252a1 100644
--- a/build/stdex-10.0.vcxproj.filters
+++ b/build/stdex-10.0.vcxproj.filters
@@ -23,9 +23,6 @@
     <ClInclude Include="..\src\pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\include\stdex\common.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="..\include\stdex\idrec.h">
       <Filter>Header Files</Filter>
     </ClInclude>
diff --git a/build/stdex-15.0.vcxproj.filters b/build/stdex-15.0.vcxproj.filters
index d5b800e71..9dc52831a 100644
--- a/build/stdex-15.0.vcxproj.filters
+++ b/build/stdex-15.0.vcxproj.filters
@@ -23,9 +23,6 @@
     <ClInclude Include="..\src\pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\include\stdex\common.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="..\include\stdex\idrec.h">
       <Filter>Header Files</Filter>
     </ClInclude>
diff --git a/build/stdex-16.0.vcxproj.filters b/build/stdex-16.0.vcxproj.filters
index d5b800e71..9dc52831a 100644
--- a/build/stdex-16.0.vcxproj.filters
+++ b/build/stdex-16.0.vcxproj.filters
@@ -23,9 +23,6 @@
     <ClInclude Include="..\src\pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\include\stdex\common.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="..\include\stdex\idrec.h">
       <Filter>Header Files</Filter>
     </ClInclude>
diff --git a/build/stdex.props b/build/stdex.props
index 4c1a9adb7..0e81c0968 100644
--- a/build/stdex.props
+++ b/build/stdex.props
@@ -20,7 +20,6 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="..\include\stdex\common.h" />
     <ClInclude Include="..\include\stdex\idrec.h" />
     <ClInclude Include="..\src\pch.h" />
   </ItemGroup>
diff --git a/include/stdex/common.h b/include/stdex/common.h
deleted file mode 100644
index d81f01941..000000000
--- a/include/stdex/common.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
-    Copyright © 2016-2021 Amebis
-
-    This file is part of stdex.
-
-    stdex is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    stdex is distributed in the hope that it will be useful, but
-    WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with stdex. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#pragma once
-
-#include <assert.h>
-#include <Windows.h>
-#include <vector>
-
-
-///
-/// Classes without virtual table
-///
-#define STDEX_NOVTABLE __declspec(novtable)
diff --git a/include/stdex/idrec.h b/include/stdex/idrec.h
index f7e17539c..e8b56cdfe 100644
--- a/include/stdex/idrec.h
+++ b/include/stdex/idrec.h
@@ -19,8 +19,6 @@
 
 #pragma once
 
-#include "common.h"
-
 #include <ios>
 #include <istream>
 #include <ostream>