diff --git a/scripts/install b/scripts/install
index 41a3447..1abd3db 100755
--- a/scripts/install
+++ b/scripts/install
@@ -111,8 +111,11 @@ pushd $final_path
 #=================================================
 ynh_script_progression --message="Configuring a systemd service..." --weight=1
 
-ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file="../conf/systemd.service"
-ynh_replace_string --match_string="__YNH_NODE__" --replace_string="$ynh_node" --target_file="../conf/systemd.service"
+ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__YNH_NODE__" --replace_string="$ynh_node" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__PASSWORD__" --replace_string="$password" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__ADMIN__" --replace_string="$admin" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file=../conf/systemd.service
 
 ynh_add_systemd_config
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 641a225..c6df9bd 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -113,8 +113,11 @@ ynh_install_nodejs --nodejs_version=$nodejs_version
 #=================================================
 ynh_script_progression --message="Upgrading systemd configuration..." --weight=1
 
-ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file="../conf/systemd.service"
-ynh_replace_string --match_string="__YNH_NODE__" --replace_string="$ynh_node" --target_file="../conf/systemd.service"
+ynh_replace_string --match_string="__ENV_PATH__" --replace_string="$PATH" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__YNH_NODE__" --replace_string="$ynh_node" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__PASSWORD__" --replace_string="$password" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__ADMIN__" --replace_string="$admin" --target_file=../conf/systemd.service
+ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file=../conf/systemd.service
 
 ynh_add_systemd_config