diff --git a/src/libslic3r/Format/3mf.cpp b/src/libslic3r/Format/3mf.cpp
index 014e9e606..d2b9b08f3 100644
--- a/src/libslic3r/Format/3mf.cpp
+++ b/src/libslic3r/Format/3mf.cpp
@@ -1755,7 +1755,7 @@ namespace Slic3r {
         // Conversion of a floating-point value to text and back is exact as long as at least max_digits10 were used (9 for float, 17 for double).
         // It is guaranteed to produce the same floating-point value, even though the intermediate text representation is not exact.
         // The default value of std::stream precision is 6 digits only!
-		stream << std::defaultfloat << std::setprecision(std::numeric_limits<float>::max_digits10);
+		stream << std::setprecision(std::numeric_limits<float>::max_digits10);
         stream << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
         stream << "<" << MODEL_TAG << " unit=\"millimeter\" xml:lang=\"en-US\" xmlns=\"http://schemas.microsoft.com/3dmanufacturing/core/2015/02\" xmlns:slic3rpe=\"http://schemas.slic3r.org/3mf/2017/06\">\n";
         stream << " <" << METADATA_TAG << " name=\"" << SLIC3RPE_3MF_VERSION << "\">" << VERSION_3MF << "</" << METADATA_TAG << ">\n";
diff --git a/src/libslic3r/Format/AMF.cpp b/src/libslic3r/Format/AMF.cpp
index d7b41362c..35c90a00c 100644
--- a/src/libslic3r/Format/AMF.cpp
+++ b/src/libslic3r/Format/AMF.cpp
@@ -861,7 +861,7 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
     // Conversion of a floating-point value to text and back is exact as long as at least max_digits10 were used (9 for float, 17 for double).
     // It is guaranteed to produce the same floating-point value, even though the intermediate text representation is not exact.
     // The default value of std::stream precision is 6 digits only!
-    stream << std::defaultfloat << std::setprecision(std::numeric_limits<float>::max_digits10);
+    stream << std::setprecision(std::numeric_limits<float>::max_digits10);
     stream << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
     stream << "<amf unit=\"millimeter\">\n";
     stream << "<metadata type=\"cad\">Slic3r " << SLIC3R_VERSION << "</metadata>\n";
diff --git a/src/slic3r/GUI/wxExtensions.cpp b/src/slic3r/GUI/wxExtensions.cpp
index 8afb54752..eb09e0ef3 100644
--- a/src/slic3r/GUI/wxExtensions.cpp
+++ b/src/slic3r/GUI/wxExtensions.cpp
@@ -1483,8 +1483,7 @@ PrusaDoubleSlider::PrusaDoubleSlider(wxWindow *parent,
     line_pens = { &DARK_GREY_PEN, &GREY_PEN, &LIGHT_GREY_PEN };
     segm_pens = { &DARK_ORANGE_PEN, &ORANGE_PEN, &LIGHT_ORANGE_PEN };
 
-    wxPaintDC dc(this);
-    const wxFont& font = dc.GetFont();
+    const wxFont& font = GetFont();
     m_font = is_osx ? font.Smaller().Smaller() : font.Smaller();
 }