diff --git a/src/CSFML/Char32.hpp b/src/CSFML/Char32.hpp
deleted file mode 100644
index 5bd2af8..0000000
--- a/src/CSFML/Char32.hpp
+++ /dev/null
@@ -1,57 +0,0 @@
-////////////////////////////////////////////////////////////
-//
-// SFML - Simple and Fast Multimedia Library
-// Copyright (C) 2007-2023 Laurent Gomila (laurent@sfml-dev.org)
-//
-// This software is provided 'as-is', without any express or implied warranty.
-// In no event will the authors be held liable for any damages arising from the use of this software.
-//
-// Permission is granted to anyone to use this software for any purpose,
-// including commercial applications, and to alter it and redistribute it freely,
-// subject to the following restrictions:
-//
-// 1. The origin of this software must not be misrepresented;
-//    you must not claim that you wrote the original software.
-//    If you use this software in a product, an acknowledgment
-//    in the product documentation would be appreciated but is not required.
-//
-// 2. Altered source versions must be plainly marked as such,
-//    and must not be misrepresented as being the original software.
-//
-// 3. This notice may not be removed or altered from any source distribution.
-//
-////////////////////////////////////////////////////////////
-
-#pragma once
-
-////////////////////////////////////////////////////////////
-// Headers
-////////////////////////////////////////////////////////////
-#include <CSFML/Config.h>
-
-#include <SFML/System/String.hpp>
-
-#include <cstring>
-
-
-////////////////////////////////////////////////////////////
-// Ensure char32_t has the same size as sfChar32 (uint32_t)
-// Identical alignment and size is required because we're type punning
-// when doing sfChar32* <-> char32_t* casts
-////////////////////////////////////////////////////////////
-static_assert(sizeof(sfChar32) == sizeof(char32_t));
-static_assert(alignof(sfChar32) == alignof(char32_t));
-
-
-////////////////////////////////////////////////////////////
-// Define utils to copy from / to sfChar32 and sf::String
-////////////////////////////////////////////////////////////
-[[nodiscard]] inline sfChar32* copyToChar32(const sf::String& str)
-{
-    std::size_t byteCount = sizeof(sfChar32) * str.getSize();
-    auto*       utf32     = static_cast<sfChar32*>(malloc(byteCount + sizeof(sfChar32)));
-    memcpy(utf32, str.getData(), byteCount);
-    utf32[str.getSize()] = 0;
-
-    return utf32;
-}
diff --git a/src/CSFML/Network/Ftp.cpp b/src/CSFML/Network/Ftp.cpp
index 13125f5..e81de49 100644
--- a/src/CSFML/Network/Ftp.cpp
+++ b/src/CSFML/Network/Ftp.cpp
@@ -25,7 +25,6 @@
 ////////////////////////////////////////////////////////////
 // Headers
 ////////////////////////////////////////////////////////////
-#include <CSFML/Char32.hpp>
 #include <CSFML/Network/Ftp.h>
 #include <CSFML/Network/FtpStruct.hpp>
 
@@ -35,6 +34,31 @@
 #include <cstring>
 
 
+namespace
+{
+////////////////////////////////////////////////////////////
+// Ensure char32_t has the same size as sfChar32 (uint32_t)
+// Identical alignment and size is required because we're type punning
+// when doing sfChar32* <-> char32_t* casts
+////////////////////////////////////////////////////////////
+static_assert(sizeof(sfChar32) == sizeof(char32_t));
+static_assert(alignof(sfChar32) == alignof(char32_t));
+
+////////////////////////////////////////////////////////////
+// Define utils to copy to sfChar32
+////////////////////////////////////////////////////////////
+[[nodiscard]] sfChar32* copyToChar32(const sf::String& str)
+{
+    const std::size_t byteCount = sizeof(sfChar32) * str.getSize();
+    auto*             utf32     = static_cast<sfChar32*>(std::malloc(byteCount + sizeof(sfChar32)));
+    std::memcpy(utf32, str.getData(), byteCount);
+    utf32[str.getSize()] = 0;
+
+    return utf32;
+}
+} // namespace
+
+
 ////////////////////////////////////////////////////////////
 void sfFtpListingResponse_destroy(sfFtpListingResponse* ftpListingResponse)
 {
@@ -125,8 +149,7 @@ const char* sfFtpDirectoryResponse_getDirectory(const sfFtpDirectoryResponse* ft
 const sfChar32* sfFtpDirectoryResponse_getDirectoryUnicode(const sfFtpDirectoryResponse* ftpDirectoryResponse)
 {
     assert(ftpDirectoryResponse);
-    sf::String str = sf::String(ftpDirectoryResponse->This.getDirectory().c_str());
-    return copyToChar32(str);
+    return copyToChar32(sf::String(ftpDirectoryResponse->This.getDirectory().string()));
 }