diff --git a/interface/wx/dc.h b/interface/wx/dc.h
index f577403ed0..40e37cb34a 100644
--- a/interface/wx/dc.h
+++ b/interface/wx/dc.h
@@ -257,6 +257,10 @@ public:
 
     /**
         Clears the device context using the current background brush.
+
+        Note that SetBackground() method must be used to set the brush used by
+        Clear(), the brush used for filling the shapes set by SetBrush() is
+        ignored by it.
     */
     void Clear();