diff --git a/src/slic3r/GUI/Widgets/ProgressDialog.cpp b/src/slic3r/GUI/Widgets/ProgressDialog.cpp
index 514dac7f48..b8d5955079 100644
--- a/src/slic3r/GUI/Widgets/ProgressDialog.cpp
+++ b/src/slic3r/GUI/Widgets/ProgressDialog.cpp
@@ -77,7 +77,6 @@ ProgressDialog::ProgressDialog(const wxString &title, const wxString &message, i
     Create(title, message, maximum, parent, style);
     Bind(wxEVT_PAINT, &ProgressDialog::OnPaint, this);
     Bind(wxEVT_CLOSE_WINDOW, &ProgressDialog::OnClose, this);
-    wxGetApp().UpdateDlgDarkUI(this);
 }
 
 void ProgressDialog::OnPaint(wxPaintEvent &evt) {}
@@ -261,6 +260,8 @@ bool ProgressDialog::Create(const wxString &title, const wxString &message, int
     m_sizer_main->Add(m_sizer_bottom, 0, wxEXPAND | wxLEFT | wxRIGHT, FromDIP(28));
     m_sizer_main->Add(0, 0, 0, wxEXPAND | wxTOP, FromDIP(10));
 
+    wxGetApp().UpdateDlgDarkUI(this);
+
     SetSizer(m_sizer_main);
     Layout();
     Fit();