diff --git a/README.md b/README.md
index 95aa6da..5bc9735 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 Simple, modern, lightweight & fast web-based email client. The drastically upgraded & secured fork of RainLoop Webmail Community edition.
 
 
-**Shipped version:** 2.29.3~ynh1
+**Shipped version:** 2.31.0~ynh1
 
 **Demo:** https://snappymail.eu/demo/
 
diff --git a/README_fr.md b/README_fr.md
index a9199af..07a07e6 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -18,7 +18,7 @@ Si vous n’avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) po
 
 Client de messagerie Web simple, moderne, léger et rapide. Snappymail est un fork considérablement amélioré et sécurisé de l'édition RainLoop Webmail Community.
 
-**Version incluse :** 2.29.3~ynh1
+**Version incluse :** 2.31.0~ynh1
 
 **Démo :** https://snappymail.eu/demo/
 
diff --git a/manifest.toml b/manifest.toml
index b326566..e47b397 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -5,7 +5,7 @@ name = "SnappyMail"
 description.en = "Simple, modern, lightweight & fast web-based e-mail client"
 description.fr = "Client de messagerie Web simple, moderne, léger et rapide"
 
-version = "2.29.3~ynh1"
+version = "2.31.0~ynh1"
 
 maintainers = ["eric_G"]
 
@@ -46,8 +46,8 @@ ram.runtime = "50M"
     [resources.sources]
 
         [resources.sources.main]
-        url = "https://github.com/the-djmaze/snappymail/releases/download/v2.29.3/snappymail-2.29.3.tar.gz"
-        sha256 = "a13e955ac314586545c4fef3b9da7780764f248b4479c10d4c303f1f88704985"
+        url = "https://github.com/the-djmaze/snappymail/releases/download/v2.31.0/snappymail-2.31.0.tar.gz"
+        sha256 = "e5f0c75e86bcadaf950eb5621bb5eef7241200dfdade52feaf3d2b5409820ffd"
         in_subdir = false
         autoupdate.strategy = "latest_github_tag"
 
diff --git a/scripts/change_url b/scripts/change_url
index 84fc887..4a846db 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -21,10 +21,7 @@ ynh_change_url_nginx_config
 #=================================================
 ynh_script_progression --message="Updating a configuration file..." --weight=1
 
-ynh_add_config --template="application.ini" --destination="$install_dir/app/data/_data_/_default_/configs/application.ini"
-
-chmod 400 "$install_dir/app/data/_data_/_default_/configs/application.ini"
-chown $app:$app "$install_dir/app/data/_data_/_default_/configs/application.ini"
+ynh_replace_string --match_string='default_domain = "$domain"' --replace_string='default_domain = "$new_domain"' --target_file="$install_dir/app/data/_data_/_default_/configs/application.ini"
 
 #=================================================
 # SETUP SSO
diff --git a/scripts/install b/scripts/install
index f1ed103..74286ed 100755
--- a/scripts/install
+++ b/scripts/install
@@ -70,7 +70,7 @@ chown $app:$app "$install_dir/app/data/_data_/_default_/configs/application.ini"
 #=================================================
 ynh_script_progression --message="Applying SSO patch..." --weight=1
 
-ynh_add_config --template="../conf/sso.php" --destination="$install_dir/index.php"
+ynh_add_config --template="sso.php" --destination="$install_dir/index.php"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/upgrade b/scripts/upgrade
index 73f3a12..f2cbe56 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -83,12 +83,12 @@ ynh_use_logrotate --non-append
 #=================================================
 # UPDATE A CONFIG FILE
 #=================================================
-ynh_script_progression --message="Updating a configuration file..." --weight=1
+#ynh_script_progression --message="Updating a configuration file..." --weight=1
 
-ynh_add_config --template="application.ini" --destination="$install_dir/app/data/_data_/_default_/configs/application.ini"
+#ynh_add_config --template="application.ini" --destination="$install_dir/app/data/_data_/_default_/configs/application.ini"
 
-chmod 600 "$install_dir/app/data/_data_/_default_/configs/application.ini"
-chown $app:$app "$install_dir/app/data/_data_/_default_/configs/application.ini"
+#chmod 600 "$install_dir/app/data/_data_/_default_/configs/application.ini"
+#chown $app:$app "$install_dir/app/data/_data_/_default_/configs/application.ini"
 
 #=================================================
 # SETUP SSO