diff --git a/library/server/wsf_js_widget/grid/wsf_pagination_control.e b/library/server/wsf_js_widget/grid/wsf_pagination_control.e
index 238aa9ff..999d51ca 100644
--- a/library/server/wsf_js_widget/grid/wsf_pagination_control.e
+++ b/library/server/wsf_js_widget/grid/wsf_pagination_control.e
@@ -79,9 +79,9 @@ feature
 				else
 					cssclass := ""
 				end
-				Result := Result + render_tag_with_tagname ("li", render_tag_with_tagname ("a", n.item.out, "href=%"#%" data-nr=%"" + n.item.out + "%"", ""), "", cssclass)
+				Result.append (render_tag_with_tagname ("li", render_tag_with_tagname ("a", n.item.out, "href=%"#%" data-nr=%"" + n.item.out + "%"", ""), "", cssclass))
 			end
-			Result := Result + render_tag_with_tagname ("li", render_tag_with_tagname ("a", "»", "href=%"#%" data-nr=%"next%"", ""), "", "")
+			Result.append (render_tag_with_tagname ("li", render_tag_with_tagname ("a", "»", "href=%"#%" data-nr=%"next%"", ""), "", ""))
 			Result := render_tag (Result, "")
 		end