diff --git a/README.md b/README.md
index d25777f..3885925 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 ## Overview
 Navidrome is an open source web-based music collection server and streamer. It gives you freedom to listen to your music collection from any browser or mobile device.
 
-**Shipped version:** 0.39.0
+**Shipped version:** 0.40.0
 
 ## Screenshots
 
diff --git a/README_fr.md b/README_fr.md
index 21b1bbb..5becdc5 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -11,7 +11,7 @@ Si vous n'avez pas YunoHost, consultez [le guide](https://yunohost.org/#/install
 ## Vue d'ensemble
 Navidrome est un serveur et un streamer de collection de musique en ligne open source. Il vous donne la liberté d'écouter votre playlist à partir de n'importe quel navigateur ou appareil mobile.
 
-**Version incluse :** 0.39.0
+**Version incluse :** 0.40.0
 
 ## Captures d'écran
 
diff --git a/conf/arm64.src b/conf/arm64.src
index 893c2ac..e6e4c31 100644
--- a/conf/arm64.src
+++ b/conf/arm64.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.39.0/navidrome_0.39.0_Linux_arm64.tar.gz
-SOURCE_SUM=f54ebe5401f92c856c24a6085192c01c6db4a07819ed680bc758765da56fe4c4
+SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.40.0/navidrome_0.40.0_Linux_arm64.tar.gz
+SOURCE_SUM=136505badfd5ffff5b54a1a6c4188625b63d9b72bcd35fe1612f0c669762e7c7
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false
diff --git a/conf/armv5.src b/conf/armv5.src
index 08d53bb..27809b9 100644
--- a/conf/armv5.src
+++ b/conf/armv5.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.39.0/navidrome_0.39.0_Linux_armv5.tar.gz
-SOURCE_SUM=ad705440b8d0fd27cda76e7865e74c5d79c4e1cdb24b43b47d189b6cce04e90d
+SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.40.0/navidrome_0.40.0_Linux_armv5.tar.gz
+SOURCE_SUM=b14ffc330eb9f93ca4abc75b1758ef88e62dd7fd878c917abe9c3c496d5737d6
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false
diff --git a/conf/armv6.src b/conf/armv6.src
index 146a2b2..1ed3f05 100644
--- a/conf/armv6.src
+++ b/conf/armv6.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.39.0/navidrome_0.39.0_Linux_armv6.tar.gz
-SOURCE_SUM=516f06fc69de2954b624a2ae39ce1ee2a8bf8ba253ccb6ca4c24234375e2189c
+SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.40.0/navidrome_0.40.0_Linux_armv6.tar.gz
+SOURCE_SUM=83ee2aeff3a52823aca91755c9aac92d8988e85c31203d9da869df3362c70b2f
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false
diff --git a/conf/armv7.src b/conf/armv7.src
index 9485033..d211aa6 100644
--- a/conf/armv7.src
+++ b/conf/armv7.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.39.0/navidrome_0.39.0_Linux_armv7.tar.gz
-SOURCE_SUM=a61d30e13889802b72e1d41c8a7aff7dede5c14d52b20bfab0c912fa1b4fe3e2
+SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.40.0/navidrome_0.40.0_Linux_armv7.tar.gz
+SOURCE_SUM=fbc8f319bea31fa8280f2a7275cb1f44a85baaab0623ced203d323acaaaa58c3
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false
diff --git a/conf/i386.src b/conf/i386.src
index 80cae17..03ff528 100644
--- a/conf/i386.src
+++ b/conf/i386.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.39.0/navidrome_0.39.0_Linux_i386.tar.gz
-SOURCE_SUM=4ff969fe002591258c952b1e9ae16e33a5c09e8e1d2ff721dc7fcbcc77e0a09b
+SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.40.0/navidrome_0.40.0_Linux_i386.tar.gz
+SOURCE_SUM=6f8389326e2699c4ec22fb7430d64bc301a4bceba98e09ecc8e19a378411ffaf
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false
diff --git a/conf/x86-64.src b/conf/x86-64.src
index f35335a..a6b1a33 100644
--- a/conf/x86-64.src
+++ b/conf/x86-64.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.39.0/navidrome_0.39.0_Linux_x86_64.tar.gz
-SOURCE_SUM=9639326166140e9899753fd31ca36e144b2d40bcdb582ded06b476d4d2a2f859
+SOURCE_URL=https://github.com/deluan/navidrome/releases/download/v0.40.0/navidrome_0.40.0_Linux_x86_64.tar.gz
+SOURCE_SUM=b01213087ca38b9e4e9e8a4d94308dca949ffe3f0b2ad6ab4863d8cf97d0672b
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false
diff --git a/manifest.json b/manifest.json
index fd2f47d..a05b2b7 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Modern Music Server and Streamer compatible with Subsonic/Airsonic",
         "fr": "Serveur de musique moderne et Streamer compatibles avec Subsonic/Airsonic"
     },
-    "version": "0.39.0~ynh2",
+    "version": "0.40.0~ynh1",
     "url": "https://github.com/deluan/navidrome/",
     "license": "GPL-3.0-only",
     "maintainer": {
diff --git a/pull_request_template.md b/pull_request_template.md
index 69ce5a0..6c28fc5 100644
--- a/pull_request_template.md
+++ b/pull_request_template.md
@@ -10,3 +10,7 @@
 - [ ] Fix or enhancement tested.
 - [ ] Upgrade from last version tested.
 - [ ] Can be reviewed and tested.
+
+## Package_check results
+---
+* An automatic package_check will be launch at https://ci-apps-dev.yunohost.org/, when you add a specific comment to your Pull Request: "!testme", "!gogogadgetoci" or "By the power of systemd, I invoke The Great App CI to test this Pull Request!"*
diff --git a/scripts/change_url b/scripts/change_url
index 1a815e9..69455b1 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -70,7 +70,7 @@ fi
 #=================================================
 ynh_script_progression --message="Stopping a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
+ynh_systemd_action --service_name=$app --action=stop --log_path="/var/log/$app/$app.log"
 
 #=================================================
 # MODIFY URL IN NGINX CONF
@@ -126,7 +126,7 @@ ynh_store_file_checksum --file="$config_path/navidrome.toml"
 ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 # Start a systemd service
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Version:"
+ynh_systemd_action --service_name=$app --action=start --log_path=systemd --line_match="Version:"
 
 #=================================================
 # RELOAD NGINX
diff --git a/scripts/install b/scripts/install
index f10411f..a336505 100644
--- a/scripts/install
+++ b/scripts/install
@@ -153,17 +153,17 @@ yunohost service add $app --description "Web-based music collection server and s
 ynh_script_progression --message="Starting a systemd service..." --weight=2
 
 # Start a systemd service
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Version:"
+ynh_systemd_action --service_name=$app --action=start --log_path=systemd --line_match="Version:"
 
 #=================================================
 # SETUP SSOWAT
 #=================================================
-ynh_script_progression --message="Configuring SSOwat..." --weight=1
+ynh_script_progression --message="Configuring permissions..." --weight=1
 
 # Make app public if necessary or protect it
 if [ $is_public -eq 1 ]
 then
-	ynh_permission_update --permission "main" --add "visitors"
+	ynh_permission_update --permission="main" --add="visitors"
 fi
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 51ede62..bdeed66 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -110,7 +110,7 @@ yunohost service add $app --description "Web-based music collection server and s
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Version:"
+ynh_systemd_action --service_name=$app --action=start --log_path=systemd --line_match="Version:"
 
 #=================================================
 # GENERIC FINALIZATION
diff --git a/scripts/upgrade b/scripts/upgrade
index b2a525e..17ae65a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -30,6 +30,18 @@ ynh_script_progression --message="Checking version..."
 
 upgrade_type=$(ynh_check_app_version_changed)
 
+#=================================================
+# ENSURE DOWNWARD COMPATIBILITY
+#=================================================
+ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
+
+# Cleaning legacy permissions
+if ynh_legacy_permissions_exists; then
+	ynh_legacy_permissions_delete_all
+
+	ynh_app_setting_delete --app=$app --key=is_public
+fi
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
@@ -51,7 +63,7 @@ ynh_abort_if_errors
 #=================================================
 ynh_script_progression --message="Stopping a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd"
+ynh_systemd_action --service_name=$app --action=stop --log_path=systemd
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE