diff --git a/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh b/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh
index 45bd55b..5bd35f1 100755
--- a/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh
+++ b/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh
@@ -1,12 +1,49 @@
 #!/bin/bash
+#
+# upgrade_homeassistant.sh - Simple shell script to upgrade homeassistant installed in a python environnement
+#
+
+# Uncomment to enable debugging to stderr (prints full client output and more)
+DEBUG=0
 
 # define usefull variables
 app="homeassistant"
 final_path="/opt/yunohost/$app"
 
-local MY_PYTHON=$(readlink -e "$final_path/bin/python")
+########## END OF CONFIGURATION ##########
+
+
+########## SCRIPT CODE FOLLOWS, DON'T TOUCH!  ##########
+
+# Log messages to log file.
+log() {
+        echo "$(date)\t$1" >> $LOG_FILE
+}
+
+has_sudo() {
+        local prompt
+        prompt=$(sudo -nv 2>&1)
+        if [ $? -eq 0 ]; then
+                echo "has sudo pass set"
+        elif echo $prompt | grep -q '^sudo:'; then
+                echo "has sudo needs pass"
+        else
+                echo "can't sudo"
+        fi
+}
+
+# Reset log file.
+if [ ! -z "$DEBUG" ]; then
+        LOG_FILE=$(cd -P -- "$(dirname -- "$0")" && pwd -P)"/upgrade_homeassistant.log"
+        [ -f "$LOG_FILE" ] && :> "$LOG_FILE"
+fi
+
+# Check User and permissions
+[ ! -z "$DEBUG" ] && log "User '$(whoami)' is running that script and '$(has_sudo)'."
 
 # create the virtual environment
+MY_PYTHON=$(readlink -e "$final_path/bin/python")
+[ ! -z "$DEBUG" ] && log "Using pyhton '$MY_PYTHON'."
 $MY_PYTHON -m venv "$final_path"
 
 # activate the virtual environment
@@ -23,3 +60,5 @@ pip install --upgrade $app
 
 # restart homeassistant systemd service
 sudo systemctl restart $app@$app.service
+
+exit 0
diff --git a/conf/homeassistant_conf_files/configuration.yaml b/conf/homeassistant_conf_files/configuration.yaml
index c92879f..924eb99 100644
--- a/conf/homeassistant_conf_files/configuration.yaml
+++ b/conf/homeassistant_conf_files/configuration.yaml
@@ -13,11 +13,3 @@ http:
 
 # Apply default set of integrations
 default_config:
-
-# Switches
-switch:
-  - platform: command_line
-    switches:   
-      upgrade_homeassistant:
-        command_on: "bash -c /home/homeassistant/.homeassistant/bin/upgrade_homeassistant.sh"
-        friendly_name: Upgrade Home Assistant
diff --git a/manifest.json b/manifest.json
index 91c707c..f3517cc 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
     "en": "Home automation platform",
     "fr": "Plateforme domotique"
   },
-  "version": "0.117.6~ynh1",
+  "version": "2021.1.5~ynh1",
   "url": "https://github.com/home-assistant/home-assistant",
   "license": "Apache-2.0",
   "maintainer": {
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 4b358cd..a1ce676 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -3,7 +3,7 @@
 #
 
 # Release to install
-VERSION=2021.1.4
+VERSION=2021.1.5
 
 # Package dependencies
 PKG_DEPENDENCIES="python3 python3-dev python3-venv python3-pip libffi-dev libssl-dev libjpeg-dev zlib1g-dev autoconf build-essential libopenjp2-7 libtiff5"