diff --git a/src/pdal/osgeo4w/patch b/src/pdal/osgeo4w/patch
index c12500b3..21836f97 100644
--- a/src/pdal/osgeo4w/patch
+++ b/src/pdal/osgeo4w/patch
@@ -1,4 +1,3 @@
-Only in ../pdal-2.3/pdal: gitsha.cpp
 diff -ur PDAL-2.3-maintenance/pdal/StageExtensions.hpp ../pdal-2.3/pdal/StageExtensions.hpp
 --- PDAL-2.3-maintenance/pdal/StageExtensions.hpp	2021-05-28 02:51:09.000000000 +0200
 +++ ../pdal-2.3/pdal/StageExtensions.hpp	2022-07-02 19:56:50.279316800 +0200
@@ -11,3 +10,54 @@ diff -ur PDAL-2.3-maintenance/pdal/StageExtensions.hpp ../pdal-2.3/pdal/StageExt
      std::string defaultWriter(const std::string& filename);
      PDAL_DLL StringList extensions(const std::string& stage);
  private:
+diff -ur PDAL-2.3-maintenance/pdal/util/FileUtils.cpp ../pdal-2.3/pdal/util/FileUtils.cpp
+--- PDAL-2.3-maintenance/pdal/util/FileUtils.cpp	2021-05-28 02:51:09.000000000 +0200
++++ ../pdal-2.3/pdal/util/FileUtils.cpp	2022-08-03 14:33:46.326750400 +0200
+@@ -78,18 +78,38 @@
+ #ifdef _WIN32
+ inline std::string fromNative(std::wstring const& in)
+ {
+-    // TODO: C++11 define convert with static thread_local
+-    std::wstring_convert<std::codecvt_utf8_utf16<unsigned short>, unsigned short> convert;
+-    auto p = reinterpret_cast<unsigned short const*>(in.data());
+-    return convert.to_bytes(p, p + in.size());
++    if (in.empty())
++	return std::string();
++
++    // The first call determines the length of the conversion. The second does the
++    // actual conversion.
++    int len = WideCharToMultiByte(CP_UTF8, 0, in.data(), in.length(), nullptr, 0, nullptr, nullptr);
++    std::string out(len, 0);
++    if (WideCharToMultiByte(CP_UTF8, 0, in.data(), in.length(), const_cast<char*>( out.data() ), len, nullptr, nullptr) == 0)
++    {
++	int err = GetLastError();
++	char buf[200] {};
++	len = FormatMessageA(0, 0, GetLastError(), 0, buf, 199, 0);
++	throw pdal_error("Can't convert UTF16 to UTF8: " + std::string(buf, len));
++    }
++    return out;
+ }
+ inline std::wstring toNative(std::string const& in)
+ {
+-    // TODO: C++11 define convert with static thread_local
+-    std::wstring_convert<std::codecvt_utf8_utf16<unsigned short>, unsigned short> convert;
+-    auto s = convert.from_bytes(in);
+-    auto p = reinterpret_cast<wchar_t const*>(s.data());
+-    return std::wstring(p, p + s.size());
++    if (in.empty())
++	return std::wstring();
++
++    // The first call determines the length of the conversion. The second does the
++    // actual conversion.
++    int len = MultiByteToWideChar(CP_UTF8, 0, in.data(), in.length(), nullptr, 0);
++    std::wstring out(len, 0);
++    if (MultiByteToWideChar(CP_UTF8, 0, in.data(), in.length(), const_cast<wchar_t*>( out.data() ), len) == 0)
++    {
++	char buf[200] {};
++	len = FormatMessageA(0, 0, GetLastError(), 0, buf, 199, 0);
++	throw pdal_error("Can't convert UTF8 to UTF16: " + std::string(buf, len));
++    }
++    return out;
+ }
+ #else
+ // inline std::string const& fromNative(std::string const& in) { return in; }