diff --git a/check_process b/check_process
index 029bf63..7755f17 100644
--- a/check_process
+++ b/check_process
@@ -18,7 +18,6 @@
 		setup_private=0
 		setup_public=1
 		upgrade=1
-		; Upgrade from 0.2.1~ynh3
 		upgrade=1	from_commit=460048e78df8a195b1eca5994a4699079954b312
 		backup_restore=1
 		multi_instance=1
@@ -28,6 +27,5 @@
 Email=
 Notification=none
 ;;; Upgrade options
-	; commit=CommitHash
-		name=Name and date of the commit.
-		manifest_arg=domain=DOMAIN&path=PATH&admin=USER&language=fr&password=pass&port=666&
+	; commit=460048e78df8a195b1eca5994a4699079954b312
+		name=0.2.1~ynh3
diff --git a/conf/config.yaml b/conf/config.yaml
index d3eccd7..094440a 100644
--- a/conf/config.yaml
+++ b/conf/config.yaml
@@ -372,12 +372,12 @@ oidc-scopes:
 # If this is not set, smtp will not be used to send emails, and you can ignore the other settings.
 # Examples: ["mail.example.org", "localhost"]
 # Default: ""
-smtp-host: ""
+smtp-host: "localhost"
 
 # Int. Port to use to connect to the smtp server.
 # Examples: []
 # Default: 0
-smtp-port: 0
+smtp-port: 25
 
 # String. Username to use when authenticating with the smtp server.
 # This should have been provided to you by your smtp host.
@@ -395,7 +395,7 @@ smtp-password: ""
 # String. 'From' address for sent emails.
 # Examples: ["mail@example.org"]
 # Default: ""
-smtp-from: ""
+smtp-from: "GoToSocial@__DOMAIN__"
 
 #########################
 ##### SYSLOG CONFIG #####