diff --git a/EWSGI-specification.md b/EWSGI-specification.md
index d63c375d..b35a45f6 100644
--- a/EWSGI-specification.md
+++ b/EWSGI-specification.md
@@ -11,8 +11,8 @@ The main goal for now is to unified those 2 specifications.
 Note the following is work in progress, and reflect a specification proposal, rather than the final specification.
 2011-08-01
 ---
-
-
+For now, the specification from EWF is done in Eiffel interface
+please see: https://github.com/Eiffel-World/Eiffel-Web-Framework/tree/master/library/server/ewsgi/specification
 
 ## Proof-of-concept and reference implementation