diff --git a/interface/wx/object.h b/interface/wx/object.h
index 5927722f09..787e5f7a13 100644
--- a/interface/wx/object.h
+++ b/interface/wx/object.h
@@ -10,7 +10,7 @@
 
     This class is just a typedef to wxRefCounter and is used by wxObject.
 
-    Derive classes from this to store your own data in wxObject derived
+    Derive classes from this to store your own data in wxObject-derived
     classes. When retrieving information from a wxObject's reference data,
     you will need to cast to your own derived class.