diff --git a/uppsrc/CtrlLib/ChGtk.cpp b/uppsrc/CtrlLib/ChGtk.cpp
index 12abff173..a3dea8fdb 100644
--- a/uppsrc/CtrlLib/ChGtk.cpp
+++ b/uppsrc/CtrlLib/ChGtk.cpp
@@ -560,7 +560,13 @@ bool IsEmptyImage(const Image& m)
 
 Image GtkThemeIcon(const char *name, int size)
 {
-	return GetGTK(gtk__parent(), size, 0, name, GTK_THEMEICON, 0, 0);
+	Image m = GetGTK(gtk__parent(), size ? GTK_ICON_SIZE_LARGE_TOOLBAR : GTK_ICON_SIZE_SMALL_TOOLBAR,
+	                 0, name, GTK_THEMEICON, 0, 0);
+	Size sz = m.GetSize();
+	int rsz = size ? 48 : 16;
+	if(sz.cx > rsz || sz.cy > rsz)
+		m = Rescale(m, rsz, rsz);
+	return m;
 }
 
 int GtkStyleInt(const char *name)