diff --git a/src/iconv_utils.cpp b/src/iconv_utils.cpp
index 759b6e2..8e0988b 100644
--- a/src/iconv_utils.cpp
+++ b/src/iconv_utils.cpp
@@ -19,6 +19,9 @@
 #include "iconv_utils.h"
 
 #if defined(_WIN32) && !defined(__CYGWIN__)
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include "windows.h"
 #endif
 
diff --git a/src/iconv_utils.h b/src/iconv_utils.h
index 1cd0cad..2a7429f 100644
--- a/src/iconv_utils.h
+++ b/src/iconv_utils.h
@@ -11,6 +11,9 @@
 #endif
 
 #if defined(_WIN32) && !defined(__CYGWIN__)
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include "windows.h"
 #endif
 
diff --git a/src/libmecab-ko.cpp b/src/libmecab-ko.cpp
index db77a8c..3f53d5c 100644
--- a/src/libmecab-ko.cpp
+++ b/src/libmecab-ko.cpp
@@ -4,6 +4,9 @@
 //  Copyright(C) 2001-2006 Taku Kudo <taku@chasen.org>
 //  Copyright(C) 2004-2006 Nippon Telegraph and Telephone Corporation
 #if defined(_WIN32) && !defined(__CYGWIN__)
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include <windows.h>
 #endif
 
diff --git a/src/mecab-ko.h b/src/mecab-ko.h
index 2dd6da3..359536a 100644
--- a/src/mecab-ko.h
+++ b/src/mecab-ko.h
@@ -336,6 +336,9 @@ extern "C" {
 #endif
 
 #ifdef _WIN32
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include <windows.h>
 #  ifdef DLL_EXPORT
 #    define MECAB_KO_DLL_EXTERN  __declspec(dllexport)
diff --git a/src/mmap.h b/src/mmap.h
index 5bcfd44..cb19c16 100644
--- a/src/mmap.h
+++ b/src/mmap.h
@@ -33,6 +33,9 @@ extern "C" {
 
 #if defined(_WIN32) && !defined(__CYGWIN__)
 #ifdef HAVE_WINDOWS_H
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include <windows.h>
 #endif
 #else
diff --git a/src/thread.h b/src/thread.h
index 14172a7..2b6f9b7 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -14,6 +14,9 @@
 #include <pthread.h>
 #else
 #ifdef _WIN32
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include <windows.h>
 #include <process.h>
 #endif
diff --git a/src/utils.cpp b/src/utils.cpp
index 906f9d6..0b0b113 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -20,7 +20,9 @@
 #endif
 
 #ifdef HAVE_WINDOWS_H
+#ifndef NOMINMAX
 #define NOMINMAX
+#endif
 #include <windows.h>
 #include <stdlib.h>
 #endif
diff --git a/src/winmain.h b/src/winmain.h
index 831abf2..bbd58be 100644
--- a/src/winmain.h
+++ b/src/winmain.h
@@ -4,6 +4,9 @@
 //  Copyright(C) 2004-2006 Nippon Telegraph and Telephone Corporation
 #if defined(_WIN32) || defined(__CYGWIN__)
 
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
 #include <windows.h>
 #include <string>