diff --git a/scripts/install b/scripts/install
index 778b9a9..b2c894f 100644
--- a/scripts/install
+++ b/scripts/install
@@ -123,7 +123,7 @@ fi
 
 # Modify Config
 index_file="$final_path/live/packages/web/dist/index.html"
-ynh_replace_string --match_string="\(defaultSyncServer = \).*" --replace_string="\1\"$snserver_domain\"" --target_file="$index_file"
+ynh_replace_string --match_string="\(defaultSyncServer = \).*" --replace_string="\1\"https://$snserver_domain\"" --target_file="$index_file"
 ynh_replace_string --match_string="\(defaultFilesHost = \).*" --replace_string="\1\"\"" --target_file="$index_file"
 ynh_replace_string --match_string="\(enabledUnfinishedFeatures = \).*" --replace_string="\1false" --target_file="$index_file"
 ynh_replace_string --match_string="\(websocketUrl = \).*" --replace_string="\1\"\"" --target_file="$index_file"
diff --git a/scripts/upgrade b/scripts/upgrade
index 6e14e99..729bf08 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -68,6 +68,22 @@ if [ -z "$snserver_domain" ]; then
 	snserver_domain="api.standardnotes.com"
 fi
 
+if ynh_compare_current_package_version --comparison lt --version 3.66.0~ynh1
+then
+	# Remove old service
+    ynh_script_progression --message="Removing $app service..."  --weight=1
+    yunohost service remove "$app"
+
+	# Remove the dedicated systemd config
+	ynh_script_progression --message="Stopping and removing the systemd service..."  --weight=1
+	ynh_remove_systemd_config --service="$app"
+
+	# Remove unneeded ruby
+	ynh_remove_ruby
+	ynh_secure_remove --file="$final_path/.bundle"
+	ynh_secure_remove --file="$final_path/.ruby-version"
+fi
+
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
@@ -84,6 +100,8 @@ if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
 	ynh_script_progression --message="Upgrading source files..." --weight=17
 
+	ynh_secure_remove --file="$final_path/live"
+
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$final_path/live"
 fi
@@ -106,7 +124,7 @@ ynh_add_nginx_config
 #=================================================
 ynh_script_progression --message="Upgrading dependencies..." --weight=37
 
-ynh_install_app_dependencies $pkg_dependencies $build_pkg_dependencies
+ynh_install_app_dependencies $pkg_dependencie
 ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
 
@@ -143,7 +161,7 @@ fi
 
 # Modify Config
 index_file="$final_path/live/packages/web/dist/index.html"
-ynh_replace_string --match_string="\(defaultSyncServer = \).*" --replace_string="\1\"$snserver_domain\"" --target_file="$index_file"
+ynh_replace_string --match_string="\(defaultSyncServer = \).*" --replace_string="\1\"https://$snserver_domain\"" --target_file="$index_file"
 ynh_replace_string --match_string="\(defaultFilesHost = \).*" --replace_string="\1\"\"" --target_file="$index_file"
 ynh_replace_string --match_string="\(enabledUnfinishedFeatures = \).*" --replace_string="\1false" --target_file="$index_file"
 ynh_replace_string --match_string="\(websocketUrl = \).*" --replace_string="\1\"\"" --target_file="$index_file"