diff --git a/CMakeLists.txt b/CMakeLists.txt
index 40305a01f..b4d6407fa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -198,7 +198,6 @@ check_cxx_symbol_exists(vasprintf stdio.h HAVE_VASPRINTF)
 ############################################################################
 include(CheckIncludeFileCXX)
 include(CheckIncludeFilesCXX)
-CHECK_INCLUDE_FILE_CXX(direct.h HAVE_DIRECT_H)
 CHECK_INCLUDE_FILE_CXX(io.h HAVE_IO_H)
 CHECK_INCLUDE_FILE_CXX(locale.h HAVE_LOCALE_H)
 CHECK_INCLUDE_FILE_CXX(share.h HAVE_SHARE_H)
diff --git a/config.h.cmake b/config.h.cmake
index 7bd3460ef..b32ea774e 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -5,9 +5,6 @@
 /* Use backward-cpp to print stack traces on crash */
 #cmakedefine HAVE_BACKWARD 1
 
-/* Define to 1 if you have the <direct.h> header file. */
-#cmakedefine HAVE_DIRECT_H 1
-
 /* The backtrace function is declared in execinfo.h and works */
 #cmakedefine HAVE_EXECINFO_H 1
 
diff --git a/src/platform/StdFile.cpp b/src/platform/StdFile.cpp
index 3eb9aab8c..21038b480 100644
--- a/src/platform/StdFile.cpp
+++ b/src/platform/StdFile.cpp
@@ -23,9 +23,6 @@
 #ifdef HAVE_IO_H
 #include <io.h>
 #endif
-#ifdef HAVE_DIRECT_H
-#include <direct.h>
-#endif
 #ifdef _WIN32
 #include "platform/C4windowswrapper.h"
 #endif