diff --git a/README.md b/README.md
index 48ce7aa..597840f 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,12 @@ OpenSondage for YunoHost
 OpenSondage is used to poll people invite for a meeting.
 
 ## Change done from original sources
-This package contains a custom version of Framadate (fork of OpenSondage and Studs), the sources are here: https://git.framasoft.org/framasoft/framadate/commit/2c49a9f0acdc6ee1164d3d533a35b273af30c263. You can see change in the history of the depot.
+This package contains a custom version of Framadate (fork of OpenSondage and Studs), the sources are here: https://git.framasoft.org/framasoft/framadate/.
+
+## Broken things
+
+ 1. There is no way to configure mail, either with smtp or with sendmail. See https://framagit.org/framasoft/framadate/merge_requests/184
+ 2. There is no way to use SSOWAT to identify current user. See https://framagit.org/framasoft/framadate/issues/177
 
 ## Screenshot
 
diff --git a/conf/config.php b/conf/config.php
index 2a37665..0ad9c95 100644
--- a/conf/config.php
+++ b/conf/config.php
@@ -85,7 +85,7 @@ const TIME_EDIT_LINK_EMAIL = 60;
 // Config
 $config = [
 	/* general config */
-	'use_smtp' => true,                     // use email for polls creation/modification/responses notification
+	'use_smtp' => false,                     // use email for polls creation/modification/responses notification
 	/* home */
 	'show_what_is_that' => false,           // display "how to use" section
 	'show_the_software' => false,           // display technical information about the software