diff --git a/library/server/wsf_html/webcontrol/wsf_page_control.e b/library/server/wsf_html/webcontrol/wsf_page_control.e
index 72dbdf6d..d6891ccc 100644
--- a/library/server/wsf_html/webcontrol/wsf_page_control.e
+++ b/library/server/wsf_html/webcontrol/wsf_page_control.e
@@ -26,6 +26,8 @@ feature
 
 	initialize_controls
 		deferred
+		ensure
+			attached control
 		end
 
 	process