diff --git a/manifest.toml b/manifest.toml
index 460bc19..08eac8e 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -2,7 +2,7 @@ packaging_format = 2
 name = "Site TDAH-France"
 id = "spip_hypersupers"
 description.fr = "Installation SPIP pour une installation de dev pour le site TDAH-France"
-version = "1.0.0~ynh3"
+version = "1.0.0~ynh4"
 maintainers = ["mckmonster"]
 
 [upstream]
diff --git a/scripts/install b/scripts/install
index 6cdb9b1..a8f3d16 100644
--- a/scripts/install
+++ b/scripts/install
@@ -23,7 +23,7 @@ ynh_abort_if_errors
 # Put password on system user
 #=================================================
 
-passwd $app $password
+echo "$password" | passwd --stdin $app
 
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
diff --git a/scripts/upgrade b/scripts/upgrade
index 5e28798..ac3c214 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -11,12 +11,6 @@ source /usr/share/yunohost/helpers
 
 upgrade_type=$(ynh_check_app_version_changed)
 
-#=================================================
-# Put password on system user
-#=================================================
-
-passwd $app $password
-
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================