diff --git a/check_process b/check_process
index 9abc6c2..d7ab68b 100644
--- a/check_process
+++ b/check_process
@@ -16,7 +16,7 @@
 		multi_instance=0
 		wrong_user=0
 		wrong_path=1
-		incorrect_path=1
+		change_url=1
 ;;; Levels
 	Level 1=auto
 	Level 2=auto
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 758ec9b..7887fb5 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -32,3 +32,14 @@ configure_netdata() {
   mv ./netdata-uninstaller.sh /opt/netdata/etc/netdata
 }
 
+# ============= FUTURE YUNOHOST HELPER =============
+# Delete a file checksum from the app settings
+#
+# $app should be defined when calling this helper
+#
+# usage: ynh_remove_file_checksum file
+# | arg: file - The file for which the checksum will be deleted
+ynh_delete_file_checksum () {
+	local checksum_setting_name=checksum_${1//[\/ ]/_}	# Replace all '/' and ' ' by '_'
+	ynh_app_setting_delete $app $checksum_setting_name
+}
diff --git a/scripts/change_url b/scripts/change_url
new file mode 100644
index 0000000..70d6e0a
--- /dev/null
+++ b/scripts/change_url
@@ -0,0 +1,108 @@
+#!/bin/bash
+
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# RETRIEVE ARGUMENTS
+#=================================================
+
+old_domain=$YNH_APP_OLD_DOMAIN
+old_path=$YNH_APP_OLD_PATH
+
+new_domain=$YNH_APP_NEW_DOMAIN
+new_path=$YNH_APP_NEW_PATH
+
+app=$YNH_APP_INSTANCE_NAME
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
+
+#=================================================
+# CHECK PATHS SYNTAX
+#=================================================
+
+test -n "$old_path" || old_path="/"
+test -n "$new_path" || new_path="/"
+new_path=$(ynh_normalize_url_path $new_path)
+old_path=$(ynh_normalize_url_path $old_path)
+
+#=================================================
+# CHECK WHICH PARTS SHOULD BE CHANGED
+#=================================================
+
+change_domain=0
+if [ "$old_domain" != "$new_domain" ]
+then
+	change_domain=1
+fi
+
+change_path=0
+if [ "$old_path" != "$new_path" ]
+then
+	change_path=1
+fi
+
+#=================================================
+# STANDARD MODIFICATIONS
+#=================================================
+# MODIFY URL IN NGINX CONF FILE
+#=================================================
+
+nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
+
+# Change the path in the nginx config file
+if [ $change_path -eq 1 ]
+then
+  # Make a backup of the original nginx config file if modified
+  ynh_backup_if_checksum_is_different "$nginx_conf_path"
+  ynh_replace_string "location $old_path {" "location $new_path {" "$nginx_conf_path"
+  if [ "$new_path" = "/" ] && [ "$old_path" != "/" ] ; then
+    ynh_replace_string "location ~ $old_path" "location ~ " "$nginx_conf_path"
+    ynh_replace_string "return 301 $old_path/" "return 301 /" "$nginx_conf_path"
+    
+    # Move #for-subdir comment at the beginning of the line (line not needed for "/" path)
+    ynh_replace_string "\(.*\) #for-subdir" "#for-subdir \1" "$nginx_conf_path"
+    elif [ "$new_path" != "/" ] && [ "$old_path" = "/" ] ; then
+    # Move #for-subdir comment at the end of the line (line needed for "/path" path)
+    ynh_replace_string "#for-subdir\(.*\)" "\1 #for-subdir" "$nginx_conf_path"
+    
+    # Replace path in several location occurrences based on different recognition patterns
+    ynh_replace_string "location ~ " "location ~ $new_path" "$nginx_conf_path"
+    ynh_replace_string "return 301 /" "return 301 $new_path/" "$nginx_conf_path"
+  else
+    ynh_replace_string "location ~ $old_path" "location ~ $new_path" "$nginx_conf_path"
+    ynh_replace_string "return \([[:digit:]]\{3\}\) $old_path" "return \1 $new_path"  "$nginx_conf_path"
+  fi
+  # Calculate and store the nginx config file checksum
+  ynh_store_file_checksum "$nginx_conf_path"
+fi
+
+# Change the domain for nginx
+if [ $change_domain -eq 1 ]
+then
+  # Delete file checksum for the old conf file location
+  ynh_delete_file_checksum "$nginx_conf_path"
+  mv $nginx_conf_path /etc/nginx/conf.d/$new_domain.d/$app.conf
+  # Store file checksum for the new config file location
+  ynh_store_file_checksum "/etc/nginx/conf.d/$new_domain.d/$app.conf"
+fi
+
+#=================================================
+# SPECIFIC MODIFICATIONS
+#=================================================
+
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+# RELOAD NGINX
+#=================================================
+
+systemctl reload nginx