diff --git a/wst/trunk/wst_rtti_filter/rtti_filters.pas b/wst/trunk/wst_rtti_filter/rtti_filters.pas
index 221608541..1e537fd91 100644
--- a/wst/trunk/wst_rtti_filter/rtti_filters.pas
+++ b/wst/trunk/wst_rtti_filter/rtti_filters.pas
@@ -270,6 +270,7 @@ begin
       fltr.Clear(clrNone);
     except
       fltr.Clear(clrFreeObjects);
+      raise;
     end;
   finally
     FreeAndNil(fltr);