diff --git a/manifest.toml b/manifest.toml
index 10a8efe..bd7c0f0 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -22,7 +22,7 @@ code = "https://github.com/krille-chan/fluffychat"
 fund = "https://ko-fi.com/krille"
 
 [integration]
-yunohost = ">= 11.2.18"
+yunohost = ">= 11.2.29"
 helpers_version = "2.1"
 architectures = "all"
 multi_instance = true
diff --git a/scripts/backup b/scripts/backup
index af443d9..5d6d43d 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -1,6 +1,5 @@
 #!/bin/bash
 
-# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/change_url b/scripts/change_url
index f78cea0..fcaacb6 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -14,7 +14,6 @@ ynh_config_change_url_nginx
 # SPECIFIC MODIFICATIONS
 #=================================================
 
-# remove potential trailing slash to avoid double slashes
 path_without_trailing_slash=${path%/}
 ynh_replace --match="<base href=".*">" --replace="<base href=\"$path_without_trailing_slash/\">" --file="$install_dir/index.html"
 
diff --git a/scripts/config b/scripts/config
index 0d81cba..4f7153c 100644
--- a/scripts/config
+++ b/scripts/config
@@ -6,8 +6,6 @@
 
 source /usr/share/yunohost/helpers
 
-#REMOVEME? ynh_abort_if_errors
-
 #=================================================
 # RETRIEVE ARGUMENTS
 #=================================================
diff --git a/scripts/install b/scripts/install
index 7f9e3a1..65d5d40 100755
--- a/scripts/install
+++ b/scripts/install
@@ -13,14 +13,11 @@ default_matrix_server=${default_matrix_server#*://}
 default_matrix_server=${default_matrix_server%/}
 ynh_app_setting_set --key=default_matrix_server --value="$default_matrix_server"
 
-#=================================================
-# APP "BUILD" (DEPLOYING SOURCES, VENV, COMPILING ETC)
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
 ynh_script_progression "Setting up source files..."
 
-# Download, check integrity, uncompress and patch the source from manifest.toml
 ynh_setup_source --dest_dir="$install_dir"
 
 # remove potential trailing slash to avoid double slashes
@@ -30,13 +27,11 @@ ynh_replace --match="<base href=".*">" --replace="<base href=\"$path_without_tra
 # patching main.dart.js to replace the default matrix server
 ynh_replace --match="=\"matrix.org\"" --replace="=\"$default_matrix_server\"" --file="$install_dir/main.dart.js"
 
-#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "www-data:www-data" "$install_dir"
 #=================================================
 # SYSTEM CONFIGURATION
 #=================================================
 ynh_script_progression "Adding system configurations related to $app..."
 
-# Create a dedicated NGINX config using the conf/nginx.conf template
 ynh_config_add_nginx
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index bfe5eae..70dd0c8 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,6 +1,5 @@
 #!/bin/bash
 
-# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
@@ -11,7 +10,6 @@ ynh_script_progression "Restoring the app main directory..."
 
 ynh_restore "$install_dir"
 
-#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "www-data:www-data" "$install_dir"
 #=================================================
 # RESTORE SYSTEM CONFIGURATIONS
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index fe315ea..42183c1 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -4,35 +4,22 @@ source _common.sh
 source /usr/share/yunohost/helpers
 
 # if we update from a version prior to the config panel, create new setting
-# FIXMEhelpers2.1: maybe replace with: ynh_app_setting_set_default --key=default_matrix_server --value="matrix.org"
-if [ -z "${default_matrix_server:-}" ]; then
-	default_matrix_server="matrix.org"
-	ynh_app_setting_set --key=default_matrix_server --value="$default_matrix_server"
-fi
+ynh_app_setting_set_default --key=default_matrix_server --value="matrix.org"
 
-#=================================================
-# "REBUILD" THE APP (DEPLOY NEW SOURCES, RERUN NPM BUILD...)
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
+ynh_script_progression "Upgrading source files..."
 
-# FIXME: this is still supported but the recommendation is now to *always* re-setup the app sources wether or not the upstream sources changed
-if ynh_app_upstream_version_changed
-then
-	ynh_script_progression "Upgrading source files..."
+ynh_setup_source --dest_dir="$install_dir" --full_replace
 
-	# Download, check integrity, uncompress and patch the source from manifest.toml
-	ynh_setup_source --dest_dir="$install_dir" --full_replace
+# remove potential trailing slash to avoid double slashes
+path_without_trailing_slash=${path%/}
+ynh_replace --match="<base href=".*">" --replace="<base href=\"$path_without_trailing_slash/\">" --file="$install_dir/index.html"
 
-	# remove potential trailing slash to avoid double slashes
-	path_without_trailing_slash=${path%/}
-	ynh_replace --match="<base href=".*">" --replace="<base href=\"$path_without_trailing_slash/\">" --file="$install_dir/index.html"
+# patching main.dart.js to replace the default matrix server
+ynh_replace --match="=\"matrix.org\"" --replace="=\"$default_matrix_server\"" --file="$install_dir/main.dart.js"
 
-	# patching main.dart.js to replace the default matrix server
-	ynh_replace --match="=\"matrix.org\"" --replace="=\"$default_matrix_server\"" --file="$install_dir/main.dart.js"
-fi
-
-#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "www-data:www-data" "$install_dir"
 #=================================================
 # REAPPLY SYSTEM CONFIGURATIONS
 #=================================================