diff --git a/README.md b/README.md
index 5a33087..91b73d7 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ It shall NOT be edited by hand.
 
 # Seafile for YunoHost
 
-[![Integration level](https://dash.yunohost.org/integration/seafile.svg)](https://dash.yunohost.org/appci/app/seafile) ![Working status](https://ci-apps.yunohost.org/ci/badges/seafile.status.svg) ![Maintenance status](https://ci-apps.yunohost.org/ci/badges/seafile.maintain.svg)  
+[![Integration level](https://dash.yunohost.org/integration/seafile.svg)](https://dash.yunohost.org/appci/app/seafile) ![Working status](https://ci-apps.yunohost.org/ci/badges/seafile.status.svg) ![Maintenance status](https://ci-apps.yunohost.org/ci/badges/seafile.maintain.svg)
 [![Install Seafile with YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=seafile)
 
 *[Lire ce readme en français.](./README_fr.md)*
diff --git a/README_fr.md b/README_fr.md
index 5a27aaa..69420d2 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -5,15 +5,15 @@ It shall NOT be edited by hand.
 
 # Seafile pour YunoHost
 
-[![Niveau d'intégration](https://dash.yunohost.org/integration/seafile.svg)](https://dash.yunohost.org/appci/app/seafile) ![Statut du fonctionnement](https://ci-apps.yunohost.org/ci/badges/seafile.status.svg) ![Statut de maintenance](https://ci-apps.yunohost.org/ci/badges/seafile.maintain.svg)  
+[![Niveau d’intégration](https://dash.yunohost.org/integration/seafile.svg)](https://dash.yunohost.org/appci/app/seafile) ![Statut du fonctionnement](https://ci-apps.yunohost.org/ci/badges/seafile.status.svg) ![Statut de maintenance](https://ci-apps.yunohost.org/ci/badges/seafile.maintain.svg)
 [![Installer Seafile avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=seafile)
 
 *[Read this readme in english.](./README.md)*
 
-> *Ce package vous permet d'installer Seafile rapidement et simplement sur un serveur YunoHost.
-Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour savoir comment l'installer et en profiter.*
+> *Ce package vous permet d’installer Seafile rapidement et simplement sur un serveur YunoHost.
+Si vous n’avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour savoir comment l’installer et en profiter.*
 
-## Vue d'ensemble
+## Vue d’ensemble
 
 Seafile is an open Source Cloud Storage application.
 
@@ -24,16 +24,16 @@ It's a Enterprise file sync and share platform with high reliability and perform
 
 **Démo :** https://demo.seafile.com
 
-## Captures d'écran
+## Captures d’écran
 
-![Capture d'écran de Seafile](./doc/screenshots/mobile-ios-client.jpg)
-![Capture d'écran de Seafile](./doc/screenshots/drive-client.png)
-![Capture d'écran de Seafile](./doc/screenshots/file-locking.jpg)
-![Capture d'écran de Seafile](./doc/screenshots/access-logs.jpg)
-![Capture d'écran de Seafile](./doc/screenshots/file-history.png)
-![Capture d'écran de Seafile](./doc/screenshots/wiki_en.png)
-![Capture d'écran de Seafile](./doc/screenshots/sharing-dialog.png)
-![Capture d'écran de Seafile](./doc/screenshots/sync-client.jpg)
+![Capture d’écran de Seafile](./doc/screenshots/mobile-ios-client.jpg)
+![Capture d’écran de Seafile](./doc/screenshots/drive-client.png)
+![Capture d’écran de Seafile](./doc/screenshots/file-locking.jpg)
+![Capture d’écran de Seafile](./doc/screenshots/access-logs.jpg)
+![Capture d’écran de Seafile](./doc/screenshots/file-history.png)
+![Capture d’écran de Seafile](./doc/screenshots/wiki_en.png)
+![Capture d’écran de Seafile](./doc/screenshots/sharing-dialog.png)
+![Capture d’écran de Seafile](./doc/screenshots/sync-client.jpg)
 
 ## Avertissements / informations importantes
 
@@ -137,9 +137,9 @@ TODO
 
 ## Documentations et ressources
 
-* Site officiel de l'app : <https://www.seafile.com>
-* Documentation officielle de l'admin : <https://manual.seafile.com>
-* Dépôt de code officiel de l'app : <https://github.com/haiwen/seafile-server>
+* Site officiel de l’app : <https://www.seafile.com>
+* Documentation officielle de l’admin : <https://manual.seafile.com>
+* Dépôt de code officiel de l’app : <https://github.com/haiwen/seafile-server>
 * Documentation YunoHost pour cette app : <https://yunohost.org/app_seafile>
 * Signaler un bug : <https://github.com/YunoHost-Apps/seafile_ynh/issues>
 
@@ -155,4 +155,4 @@ ou
 sudo yunohost app upgrade seafile -u https://github.com/YunoHost-Apps/seafile_ynh/tree/testing --debug
 ```
 
-**Plus d'infos sur le packaging d'applications :** <https://yunohost.org/packaging_apps>
+**Plus d’infos sur le packaging d’applications :** <https://yunohost.org/packaging_apps>
\ No newline at end of file
diff --git a/scripts/_common.sh b/scripts/_common.sh
index f901cf4..6f2ee35 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -15,6 +15,11 @@ install_source() {
         ynh_die --message "Error : this architecture is no longer supported by the upstream. Please create en issue here : https://github.com/YunoHost-Apps/seafile_ynh/issues to ask to discuss about a support of this architecture"
     fi
     ynh_setup_source "$final_path/seafile-server-$seafile_version" "$YNH_ARCH"
+
+    # Drop some conflicting package cf: https://forum.seafile.com/t/seahub-fails-to-start-nameerror-name-mysql-is-not-defined/14566/3
+    ynh_secure_remove --file=$final_path/seafile-server-$seafile_version/seahub/thirdpart/MySQLdb
+    ynh_secure_remove --file=$final_path/seafile-server-$seafile_version/seahub/thirdpart/cffi
+    ynh_secure_remove --file=$final_path/seafile-server-$seafile_version/seahub/thirdpart/PIL
 }
 
 install_source_7_0() {
@@ -56,9 +61,10 @@ set_permission() {
     chmod -R g-wx,o= $final_path
     setfacl -m user:www-data:rX $final_path
     setfacl -m user:www-data:rX $final_path/seafile-server-$seafile_version
-    setfacl -m user:www-data:rX $final_path/seafile-server-latest/seahub
-    setfacl -R -m user:www-data:rX $final_path/seafile-server-latest/seahub/media
-    setfacl -R -m user:www-data:rX $final_path/seahub-data
+    # At install time theses directory are not available
+    test -e $final_path/seafile-server-latest/seahub && setfacl -m user:www-data:rX $final_path/seafile-server-latest/seahub
+    test -e $final_path/seafile-server-latest/seahub/media && setfacl -R -m user:www-data:rX $final_path/seafile-server-latest/seahub/media
+    test -e $final_path/seahub-data && setfacl -R -m user:www-data:rX $final_path/seahub-data
 
     # check that this directory exist because in some really old install the data could still be in the main seafile directory
     # We also check at the install time when data directory is not already initialised
diff --git a/scripts/install b/scripts/install
index 0aabce2..5023e1b 100644
--- a/scripts/install
+++ b/scripts/install
@@ -102,7 +102,8 @@ ynh_script_progression --message="Configuring application..." --weight=3
 # Run install script
 mv_expect_scripts
 chmod +x $final_path/seafile-server-$seafile_version/setup-seafile-mysql.sh
-$expect_scripts_dir/install.exp "$final_path/seafile-server-$seafile_version" "$server_name" "$domain" "$fileserver_port" "$db_pwd"
+set_permission
+sudo -u $seafile_user $expect_scripts_dir/install.exp "$final_path/seafile-server-$seafile_version" "$server_name" "$domain" "$fileserver_port" "$db_pwd"
 
 sleep 3