diff --git a/scripts/config b/scripts/config
index 21b6f17..7bb46c3 100644
--- a/scripts/config
+++ b/scripts/config
@@ -59,7 +59,7 @@ get__free_footprint() {
 #=================================================
 
 set__password() {
-    if [ "$password" == "" ]
+    if [ ! "$password" == "" ]
     then
         ynh_app_setting_set --app=$app --key=password --value="$password"
     fi
@@ -147,6 +147,11 @@ ynh_app_config_apply() {
     then
         ynh_system_user_del_group --username=$app --groups="sftp.app"
     fi
+    
+    if [ "${changed[password]}" == "true" ] && [ ! "$password" == "" ]
+    then
+        chpasswd <<< "${app}:${password}"
+    fi
 
     if [ "$phpversion" != "none" ]
     then