diff --git a/cam/filters/archimed.py b/cam/filters/archimed.py
index 202353d..cd35139 100644
--- a/cam/filters/archimed.py
+++ b/cam/filters/archimed.py
@@ -30,14 +30,9 @@ def default_resp(env, values, request, response):
         response.msg = response.msg.decode('utf-8')
     except UnicodeDecodeError:
         response.msg = response.msg.decode('iso8859-15')
-    response.msg = response.msg.replace(
-            env['target'].geturl(),
-            env['mandaye.scheme'] + '://' + env["HTTP_HOST"]
-            )
-    response.msg = response.msg.replace(
-            'http:\\/\\/mediatheque.montpellier-agglo.com',
-            env['mandaye.scheme'] + ':\\/\\/' + env["HTTP_HOST"]
-    )
+    response.msg = re.sub(r'http://[s]*' + env['target'].netloc,
+            env['mandaye.scheme'] + '://' + env["HTTP_HOST"],
+            response.msg)
     response.msg = response.msg.encode('utf-8')
     return response