diff --git a/interface/wx/defs.h b/interface/wx/defs.h
index 57b01bec03..16fc5301c3 100644
--- a/interface/wx/defs.h
+++ b/interface/wx/defs.h
@@ -537,8 +537,9 @@ enum wxBackgroundStyle
         Indicates that the window background is not erased, letting the parent
         window show through.
 
-        Currently this style is only supported in wxOSX and wxGTK with
-        compositing available, see wxWindow::IsTransparentBackgroundSupported().
+        This style is only supported in wxOSX, wxGTK with compositing available,
+        wxMSW since 3.3.0 and wxQt.
+        see wxWindow::IsTransparentBackgroundSupported().
      */
     wxBG_STYLE_TRANSPARENT,
 };
diff --git a/interface/wx/window.h b/interface/wx/window.h
index 14220c50de..6bdb13a43a 100644
--- a/interface/wx/window.h
+++ b/interface/wx/window.h
@@ -2441,8 +2441,8 @@ public:
         problem.
 
 
-        Under wxGTK, wxOSX and wxMSW, you can use ::wxBG_STYLE_TRANSPARENT to obtain
-        full transparency of the window background. Note that wxGTK supports
+        Under wxGTK, wxOSX, wxMSW and wxQt, you can use ::wxBG_STYLE_TRANSPARENT to
+        obtain full transparency of the window background. Note that wxGTK supports
         this only since GTK 2.12 with a compositing manager enabled, call
         IsTransparentBackgroundSupported() to check whether this is the case,
         see the example of doing it in @ref page_samples_shaped "the shaped