diff --git a/scripts/install b/scripts/install
index eb6f667..c3b0557 100644
--- a/scripts/install
+++ b/scripts/install
@@ -122,17 +122,6 @@ pushd "$final_path"
 	ynh_exec_warn_less yarn build
 popd
 
-chown -R $app: $final_path
-
-#=================================================
-# SETUP SYSTEMD
-#=================================================
-ynh_script_progression --message="Configuring a systemd service..." --weight=1
-
-ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file="../conf/systemd.service"
-
-ynh_add_systemd_config
-
 #=================================================
 # ADD A CONFIGURATION
 #=================================================
@@ -140,15 +129,15 @@ ynh_script_progression --message="Adding a configuration file..." --weight=1
 
 ynh_add_config --template="../conf/.env" --destination="$final_path/.env"
 
-#=================================================
-# GENERIC FINALIZATION
-#=================================================
-# SECURE FILES AND DIRECTORIES
-#=================================================
-ynh_script_progression --message="Securing files and directories..."
+chown -R $app:www-data "$final_path"
 
-# Set permissions to app files
-chown -R $app: $final_path
+#=================================================
+# SETUP SYSTEMD
+#=================================================
+ynh_script_progression --message="Configuring a systemd service..." --weight=1
+
+env_path="$PATH"
+ynh_add_systemd_config
 
 #=================================================
 # SETUP LOGROTATE
diff --git a/scripts/upgrade b/scripts/upgrade
index ee255c2..a186602 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -127,15 +127,21 @@ then
 	popd
 fi
 
-chown -R $app: $final_path
+#=================================================
+# ADD A CONFIGURATION
+#=================================================
+ynh_script_progression --message="Adding a configuration file..." --weight=1
+
+ynh_add_config --template="../conf/.env" --destination="$final_path/.env"
+
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # SETUP SYSTEMD
 #=================================================
 ynh_script_progression --message="Configuring a systemd service..." --weight=2
 
-ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file="../conf/systemd.service"
-
+env_path="$PATH"
 # Create a dedicated systemd config
 ynh_add_systemd_config