diff --git a/metamod/src/conf_meta.cpp b/metamod/src/conf_meta.cpp
index de3ec78..7eda490 100644
--- a/metamod/src/conf_meta.cpp
+++ b/metamod/src/conf_meta.cpp
@@ -36,7 +36,7 @@ bool MConfig::set(const char* key, const char* value) const
 
 bool MConfig::set(option_t* setp, const char* setstr)
 {
-	char pathbuf[PATH_MAX];
+	char pathbuf[MAX_PATH];
 	int* optval = (int *)setp->dest;
 	char** optstr = (char **)setp->dest;
 	// cvar_t *optcvar = (cvar_t *) setp->dest;
@@ -92,7 +92,7 @@ bool MConfig::set(option_t* setp, const char* setstr)
 
 bool MConfig::load(const char* fn)
 {
-	char loadfile[PATH_MAX];
+	char loadfile[MAX_PATH];
 	char line[MAX_CONF_LEN];
 
 	// Make full pathname (from gamedir if relative, collapse "..",
diff --git a/metamod/src/game_support.cpp b/metamod/src/game_support.cpp
index 27f8d75..3cea8ad 100644
--- a/metamod/src/game_support.cpp
+++ b/metamod/src/game_support.cpp
@@ -44,8 +44,8 @@ static const game_modinfo_t *lookup_game(const char *name)
 
 bool lookup_game_postfixes(gamedll_t *gamedll)
 {
-	char pathname[PATH_MAX];
-	static char postfix_path[PATH_MAX] = "";
+	char pathname[MAX_PATH];
+	static char postfix_path[MAX_PATH] = "";
 
 	Q_strlcpy(pathname, gamedll->pathname);
 
diff --git a/metamod/src/metamod.cpp b/metamod/src/metamod.cpp
index 88042d5..d5414bc 100644
--- a/metamod/src/metamod.cpp
+++ b/metamod/src/metamod.cpp
@@ -241,7 +241,7 @@ bool meta_init_gamedll()
 {
 	Q_memset(&g_GameDLL, 0, sizeof g_GameDLL);
 
-	char gamedir[PATH_MAX];
+	char gamedir[MAX_PATH];
 	GET_GAME_DIR(gamedir);
 	normalize_path(gamedir);
 
@@ -269,7 +269,7 @@ bool meta_init_gamedll()
 	else {
 		// New style; GET_GAME_DIR returned game name.  Copy this into our
 		// game name, and prepend the current working directory.
-		char buf[PATH_MAX];
+		char buf[MAX_PATH];
 		if (!_getcwd(buf, sizeof buf)) {
 			META_WARNING("dll: Couldn't get cwd; %s", strerror(errno));
 			return false;
diff --git a/metamod/src/metamod.h b/metamod/src/metamod.h
index 6584dd8..508a9ef 100644
--- a/metamod/src/metamod.h
+++ b/metamod/src/metamod.h
@@ -20,10 +20,10 @@ struct gamedll_t
 {
 	char name[NAME_MAX];                // ie "cstrike" (from gamedir)
 	char desc[NAME_MAX];                // ie "Counter-Strike"
-	char gamedir[PATH_MAX];             // ie "/home/willday/half-life/cstrike"
-	char pathname[PATH_MAX];            // ie "/home/willday/half-life/cstrike/dlls/cs_i386.so"
+	char gamedir[MAX_PATH];             // ie "/home/willday/half-life/cstrike"
+	char pathname[MAX_PATH];            // ie "/home/willday/half-life/cstrike/dlls/cs_i386.so"
 	char const* file;                   // ie "cs_i386.so"
-	char real_pathname[PATH_MAX];       // in case pathname overridden by bot, etc
+	char real_pathname[MAX_PATH];       // in case pathname overridden by bot, etc
 	CSysModule sys_module;
 	gamedll_funcs_t funcs;              // dllapi_table, newapi_table
 };
diff --git a/metamod/src/mlist.h b/metamod/src/mlist.h
index 0ef823e..f491f9a 100644
--- a/metamod/src/mlist.h
+++ b/metamod/src/mlist.h
@@ -44,5 +44,5 @@ public:
 private:
 	size_t m_last_index;
 	plugins_t m_plugins;			// array of plugins
-	char m_inifile[PATH_MAX];		// full pathname
+	char m_inifile[MAX_PATH];		// full pathname
 };
diff --git a/metamod/src/mplugin.cpp b/metamod/src/mplugin.cpp
index 18a965e..2257478 100644
--- a/metamod/src/mplugin.cpp
+++ b/metamod/src/mplugin.cpp
@@ -113,7 +113,7 @@ bool MPlugin::ini_parseline(char *line)
 // Parse a line from console "load" command into a plugin.
 bool MPlugin::cmd_parseline(const char *line)
 {
-	char buf[NAME_MAX + PATH_MAX + MAX_DESC_LEN];
+	char buf[NAME_MAX + MAX_PATH + MAX_DESC_LEN];
 	char *ptr_token;
 
 	Q_strlcpy(buf, line);
diff --git a/metamod/src/mplugin.h b/metamod/src/mplugin.h
index b018977..4a8c292 100644
--- a/metamod/src/mplugin.h
+++ b/metamod/src/mplugin.h
@@ -161,10 +161,10 @@ private:
 	gamedll_funcs_t m_gamedll_funcs;
 	mutil_funcs_t m_mutil_funcs;
 
-	char m_filename[PATH_MAX];			// ie "dlls/mm_test_i386.so", from inifile
+	char m_filename[MAX_PATH];			// ie "dlls/mm_test_i386.so", from inifile
 	char *m_file;						// ie "mm_test_i386.so", ptr from filename
 	char m_desc[MAX_DESC_LEN];			// ie "Test metamod plugin", from inifile
-	char m_pathname[PATH_MAX];			// UNIQUE, ie "/home/willday/half-life/cstrike/dlls/mm_test_i386.so", built with GameDLL.gamedir
+	char m_pathname[MAX_PATH];			// UNIQUE, ie "/home/willday/half-life/cstrike/dlls/mm_test_i386.so", built with GameDLL.gamedir
 
 	static const char *s_rPrintLoadTime[][4];
 
diff --git a/metamod/src/mutil.cpp b/metamod/src/mutil.cpp
index d792cc3..a19592b 100644
--- a/metamod/src/mutil.cpp
+++ b/metamod/src/mutil.cpp
@@ -241,7 +241,7 @@ const char* EXT_FUNC mutil_GetUserMsgName(plid_t plid, int msgid, int* size)
 // Return the full path of the plugin's loaded dll/so file.
 const char* EXT_FUNC mutil_GetPluginPath(plid_t plid)
 {
-	static char buf[PATH_MAX];
+	static char buf[MAX_PATH] = "";
 
 	auto plug = g_plugins->find(plid);
 	if (!plug) {
diff --git a/metamod/src/osdep.h b/metamod/src/osdep.h
index 748a9f5..6d692b0 100644
--- a/metamod/src/osdep.h
+++ b/metamod/src/osdep.h
@@ -17,7 +17,6 @@
 #elif defined(_WIN32)
 	#include <stdlib.h>
 	#define NAME_MAX	_MAX_FNAME
-	#define PATH_MAX	_MAX_PATH
 #endif // _WIN32
 
 // Various other windows routine differences.
diff --git a/metamod/src/utils.cpp b/metamod/src/utils.cpp
index ee3bed5..88ece21 100644
--- a/metamod/src/utils.cpp
+++ b/metamod/src/utils.cpp
@@ -91,8 +91,8 @@ bool is_platform_postfix(const char* pf)
 #ifdef _WIN32
 char* realpath(const char* file_name, char* resolved_name)
 {
-	int ret = GetFullPathName(file_name, PATH_MAX, resolved_name, nullptr);
-	if (ret > PATH_MAX) {
+	int ret = GetFullPathName(file_name, MAX_PATH, resolved_name, nullptr);
+	if (ret > MAX_PATH) {
 		errno = ENAMETOOLONG;
 		return nullptr;
 	}
@@ -123,7 +123,7 @@ char* realpath(const char* file_name, char* resolved_name)
 // Special-case-recognize "/dev/null" as a valid file.
 bool is_file_exists_in_gamedir(const char* path)
 {
-	char buf[PATH_MAX];
+	char buf[MAX_PATH];
 
 	if (!path)
 		return false;
@@ -168,10 +168,10 @@ bool is_file_exists_in_gamedir(const char* path)
 //  - calls NormalizePath() to fix backslashes, etc
 //
 // Much like realpath, buffer pointed to by fullpath is assumed to be
-// able to store a string of PATH_MAX length.
-char* full_gamedir_path(const char* path, char (&fullpath)[PATH_MAX])
+// able to store a string of MAX_PATH length.
+char* full_gamedir_path(const char* path, char (&fullpath)[MAX_PATH])
 {
-	char buf[PATH_MAX];
+	char buf[MAX_PATH];
 
 	// Build pathname from filename, plus gamedir if relative path.
 	if (is_abs_path(path)) {
diff --git a/metamod/src/utils.h b/metamod/src/utils.h
index 085517c..850419b 100644
--- a/metamod/src/utils.h
+++ b/metamod/src/utils.h
@@ -32,7 +32,7 @@ bool is_abs_path(const char *path);
 bool is_valid_path(const char *path);
 bool is_platform_postfix(const char *pf);
 bool is_file_exists_in_gamedir(const char *path);
-char *full_gamedir_path(const char *path, char (&fullpath)[PATH_MAX]);
+char *full_gamedir_path(const char *path, char (&fullpath)[MAX_PATH]);
 bool mem_compare(const char* addr, const char* pattern, size_t len);
 void NORETURN Sys_Error(const char *error, ...);