diff --git a/library/server/wsf/src/response/wsf_html_page_response.e b/library/server/wsf/src/response/wsf_html_page_response.e
index 874d1e06..d469b7f2 100644
--- a/library/server/wsf/src/response/wsf_html_page_response.e
+++ b/library/server/wsf/src/response/wsf_html_page_response.e
@@ -149,9 +149,9 @@ feature {WSF_RESPONSE} -- Output
 
 feature -- HTML facilities
 
-	html_encoded_string (s: READABLE_STRING_32): READABLE_STRING_8
+	html_encoded_string (s: READABLE_STRING_GENERAL): READABLE_STRING_8
 		do
-			Result := html_encoder.encoded_string (s)
+			Result := html_encoder.general_encoded_string (s)
 		end
 
 feature {NONE} -- HTML Generation