diff --git a/src/libslic3r/NSVGUtils.cpp b/src/libslic3r/NSVGUtils.cpp
index 6e486d9a15..21fde6b9d0 100644
--- a/src/libslic3r/NSVGUtils.cpp
+++ b/src/libslic3r/NSVGUtils.cpp
@@ -6,6 +6,7 @@
 #include <array>
 #include <charconv> // to_chars
 
+#include <boost/nowide/iostream.hpp>
 #include "ClipperUtils.hpp"
 #include "Emboss.hpp" // heal for shape
 
@@ -100,7 +101,7 @@ NSVGimage_ptr nsvgParseFromFile(const std::string &filename, const char *units,
 
 std::unique_ptr<std::string> read_from_disk(const std::string &path)
 {
-    std::ifstream fs{path};
+    boost::nowide::ifstream fs{path};
     if (!fs.is_open())
         return nullptr;
     std::stringstream ss;
diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSVG.cpp b/src/slic3r/GUI/Gizmos/GLGizmoSVG.cpp
index 51191fcf22..512134ba42 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoSVG.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoSVG.cpp
@@ -2202,12 +2202,14 @@ EmbossShape select_shape(std::string_view filepath, double tesselation_tolerance
         shape.svg_file.path = filepath; // copy
     }
     
-    if (!boost::filesystem::exists(shape.svg_file.path)) {
+
+    boost::filesystem::path path(shape.svg_file.path);
+    if (!boost::filesystem::exists(path)) {
         show_error(nullptr, GUI::format(_u8L("File does NOT exist (%1%)."), shape.svg_file.path));
         return {};
     }
 
-    if (!boost::algorithm::iends_with(shape.svg_file.path, ".svg")){
+    if (!boost::algorithm::iends_with(shape.svg_file.path, ".svg")) {
         show_error(nullptr, GUI::format(_u8L("Filename has to end with \".svg\" but you selected %1%"), shape.svg_file.path));
         return {};
     }
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 1c2651d881..b25efeaedf 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -1645,7 +1645,7 @@ private:
 namespace {
 bool emboss_svg(Plater& plater, const wxString &svg_file, const Vec2d& mouse_drop_position)
 {
-    std::string svg_file_str = svg_file.ToStdString();
+    std::string svg_file_str = into_u8(svg_file);
     GLCanvas3D* canvas = plater.canvas3D();
     if (canvas == nullptr)
         return false;