diff --git a/filesystem/VFileSystem009.cpp b/filesystem/VFileSystem009.cpp
index e9a3d54a..0974832d 100644
--- a/filesystem/VFileSystem009.cpp
+++ b/filesystem/VFileSystem009.cpp
@@ -42,12 +42,15 @@ static inline qboolean IsIdGamedir( const char *id )
 		!Q_strcmp( id, "GAMEDOWNLOAD" );
 }
 
-static inline const char *IdToDir( const char *id )
+static inline const char *IdToDir( char *dir, size_t size, const char *id )
 {
 	if( !Q_strcmp( id, "GAME" ))
 		return GI->gamefolder;
 	else if( !Q_strcmp( id, "GAMEDOWNLOAD" ))
-		return va( "%s/downloaded", GI->gamefolder );
+	{
+		Q_snprintf( dir, size, "%s/downloaded", GI->gamefolder );
+		return dir;
+	}
 	else if( !Q_strcmp( id, "GAMECONFIG" ))
 		return fs_writepath->filename; // full path here so it's totally our write allowed directory
 	else if( !Q_strcmp( id, "PLATFORM" ))
@@ -145,7 +148,10 @@ public:
 
 	void CreateDirHierarchy( const char *path, const char *id ) override
 	{
-		FS_CreatePath( va( "%s/%s", IdToDir( id ), path )); // FS_CreatePath is aware of slashes
+		char dir[MAX_VA_STRING], fullpath[MAX_VA_STRING];
+
+		Q_snprintf( fullpath, sizeof( fullpath ), "%s/%s", IdToDir( dir, sizeof( dir ), id ), path );
+		FS_CreatePath( fullpath ); // FS_CreatePath is aware of slashes
 	}
 
 	bool FileExists( const char *path ) override
@@ -365,7 +371,6 @@ public:
 			return buf;
 		}
 
-
 		const char *fullpath = FS_GetDiskPath( p, false );
 		if( !fullpath )
 			return NULL;
@@ -449,10 +454,12 @@ public:
 
 	bool AddPackFile( const char *path, const char *id ) override
 	{
-		char *p = va( "%s/%s", IdToDir( id ), path );
-		CopyAndFixSlashes( p, path );
+		char dir[MAX_VA_STRING], fullpath[MAX_VA_STRING];
+
+		Q_snprintf( fullpath, sizeof( fullpath ), "%s/%s", IdToDir( dir, sizeof( dir ), id ), path );
+		CopyAndFixSlashes( fullpath, path );
 
-		return !!FS_AddPak_Fullpath( p, NULL, FS_CUSTOM_PATH );
+		return !!FS_AddPak_Fullpath( fullpath, NULL, FS_CUSTOM_PATH );
 	}
 
 	FileHandle_t OpenFromCacheForRead( const char *path , const char *mode, const char *id ) override
diff --git a/filesystem/filesystem.c b/filesystem/filesystem.c
index 805bcf11..e09c3f1a 100644
--- a/filesystem/filesystem.c
+++ b/filesystem/filesystem.c
@@ -819,7 +819,8 @@ void FS_ParseGenericGameInfo( gameinfo_t *GameInfo, const char *buf, const qbool
 	}
 
 	// make sure what gamedir is really exist
-	if( !FS_SysFolderExists( va( "%s/%s", fs_rootdir, GameInfo->falldir )))
+	Q_snprintf( token, sizeof( token ), "%s/%s", fs_rootdir, GameInfo->falldir );
+	if( !FS_SysFolderExists( token ))
 		GameInfo->falldir[0] = '\0';
 }
 
@@ -911,16 +912,21 @@ FS_CheckForGameDir
 */
 static qboolean FS_CheckForGameDir( const char *gamedir )
 {
+	char	buf[MAX_VA_STRING];
+
 	// if directory contain config.cfg it's 100% gamedir
-	if( FS_FileExists( va( "%s/config.cfg", gamedir ), false ))
+	Q_snprintf( buf, sizeof( buf ), "%s/config.cfg", gamedir );
+	if( FS_FileExists( buf, false ))
 		return true;
 
 	// if directory contain progs.dat it's 100% gamedir
-	if( FS_FileExists( va( "%s/progs.dat", gamedir ), false ))
+	Q_snprintf( buf, sizeof( buf ), "%s/progs.dat", gamedir );
+	if( FS_FileExists( buf, false ))
 		return true;
 
 	// quake mods probably always archived but can missed config.cfg before first running
-	if( FS_FileExists( va( "%s/pak0.pak", gamedir ), false ))
+	Q_snprintf( buf, sizeof( buf ), "%s/pak0.pak", gamedir );
+	if( FS_FileExists( buf, false ))
 		return true;
 
 	// NOTE; adds here some additional checks if you wished
@@ -1014,6 +1020,7 @@ void FS_AddGameHierarchy( const char *dir, uint flags )
 {
 	int i;
 	qboolean isGameDir = flags & FS_GAMEDIR_PATH;
+	char buf[MAX_VA_STRING];
 
 	GI->added = true;
 
@@ -1046,15 +1053,23 @@ void FS_AddGameHierarchy( const char *dir, uint flags )
 			newFlags |= FS_GAMERODIR_PATH;
 
 		FS_AllowDirectPaths( true );
-		FS_AddGameDirectory( va( "%s/%s/", fs_rodir, dir ), newFlags );
+		Q_snprintf( buf, sizeof( buf ), "%s/%s/", fs_rodir, dir );
+		FS_AddGameDirectory( buf, newFlags );
 		FS_AllowDirectPaths( false );
 	}
 
 	if( isGameDir )
-		FS_AddGameDirectory( va( "%s/downloaded/", dir ), FS_NOWRITE_PATH | FS_CUSTOM_PATH );
-	FS_AddGameDirectory( va( "%s/", dir ), flags );
+	{
+		Q_snprintf( buf, sizeof( buf ), "%s/downloaded/", dir );
+		FS_AddGameDirectory( buf, FS_NOWRITE_PATH | FS_CUSTOM_PATH );
+	}
+	Q_snprintf( buf, sizeof( buf ), "%s/", dir );
+	FS_AddGameDirectory( buf, flags );
 	if( isGameDir )
-		FS_AddGameDirectory( va( "%s/custom/", dir ), FS_NOWRITE_PATH | FS_CUSTOM_PATH );
+	{
+		Q_snprintf( buf, sizeof( buf ), "%s/custom/", dir );
+		FS_AddGameDirectory( buf, FS_NOWRITE_PATH | FS_CUSTOM_PATH );
+	}
 }
 
 /*
@@ -1072,8 +1087,12 @@ void FS_Rescan( void )
 
 #if XASH_IOS
 	{
-		FS_AddPak_Fullpath( va( "%sextras.pak", SDL_GetBasePath() ), NULL, extrasFlags );
-		FS_AddPak_Fullpath( va( "%sextras_%s.pak", SDL_GetBasePath(), GI->gamefolder ), NULL, extrasFlags );
+		char buf[MAX_VA_STRING];
+
+		Q_snprintf( buf, sizeof( buf ), "%sextras.pak", SDL_GetBasePath() );
+		FS_AddPak_Fullpath( buf, NULL, extrasFlags );
+		Q_snprintf( buf, sizeof( buf ), "%sextras_%s.pak", SDL_GetBasePath(), GI->gamefolder );
+		FS_AddPak_Fullpath( buf, NULL, extrasFlags );
 	}
 #else
 	str = getenv( "XASH3D_EXTRAS_PAK1" );
@@ -1293,6 +1312,7 @@ qboolean FS_InitStdio( qboolean caseinsensitive, const char *rootdir, const char
 	qboolean		hasBaseDir = false;
 	qboolean		hasGameDir = false;
 	int		i;
+	char		buf[MAX_VA_STRING];
 
 	FS_InitMemory();
 #if !XASH_WIN32
@@ -1358,7 +1378,10 @@ qboolean FS_InitStdio( qboolean caseinsensitive, const char *rootdir, const char
 
 	// build list of game directories here
 	if( COM_CheckStringEmpty( fs_rodir ))
-		FS_AddGameDirectory( va( "%s/", fs_rodir ), FS_STATIC_PATH|FS_NOWRITE_PATH );
+	{
+		Q_snprintf( buf, sizeof( buf ), "%s/", fs_rodir );
+		FS_AddGameDirectory( buf, FS_STATIC_PATH|FS_NOWRITE_PATH );
+	}
 	FS_AddGameDirectory( "./", FS_STATIC_PATH );
 
 	for( i = 0; i < dirs.numstrings; i++ )
diff --git a/filesystem/wad.c b/filesystem/wad.c
index a456e49f..da0912b5 100644
--- a/filesystem/wad.c
+++ b/filesystem/wad.c
@@ -503,6 +503,7 @@ static void FS_Search_WAD( searchpath_t *search, stringlist_t *list, const char
 	string	wadfolder, temp;
 	int j, i;
 	const char *slash, *backslash, *colon, *separator;
+	char buf[MAX_VA_STRING];
 
 	// quick reject by filetype
 	if( type == TYP_NONE )
@@ -550,8 +551,9 @@ static void FS_Search_WAD( searchpath_t *search, stringlist_t *list, const char
 				if( j == list->numstrings )
 				{
 					// build path: wadname/lumpname.ext
-					Q_snprintf( temp2, sizeof(temp2), "%s/%s", wadfolder, temp );
-					COM_DefaultExtension( temp2, va(".%s", W_ExtFromType( search->wad->lumps[i].type )));
+					Q_snprintf( temp2, sizeof( temp2 ), "%s/%s", wadfolder, temp );
+					Q_snprintf( buf, sizeof( buf ), ".%s", W_ExtFromType( search->wad->lumps[i].type ));
+					COM_DefaultExtension( temp2, buf );
 					stringlistappend( list, temp2 );
 				}
 			}