diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index 4b66214d18..69db64168f 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -54,7 +54,7 @@ wxString file_wildcards(FileType file_type, const std::string &custom_extension)
 
         /* FT_INI */   "INI files (*.ini)|*.ini;*.INI",
         /* FT_SVG */   "SVG files (*.svg)|*.svg;*.SVG",
-        /* FT_PNGZIP */"Zipped PNG files (*.zip)|*.zip;*.ZIP",    // This is lame, but that's what we use for SLA
+        /* FT_PNGZIP */"Zipped PNG files (*.dwz)|*.dwz;*.DWZ",    // This is lame, but that's what we use for SLA
     };
 
 	std::string out = defaults[file_type];