diff --git a/conf/default.env b/conf/default.env
index d87e16c..611ac40 100644
--- a/conf/default.env
+++ b/conf/default.env
@@ -10,6 +10,7 @@ REDIS_URL=redis://localhost:6379/__REDIS_DB__
 GRIST_DATA_DIR=__DATA_DIR__/docs/
 TYPEORM_DATABASE=__DATA_DIR__/home.db
 PORT=__PORT__
+GRIST_DEFAULT_EMAIL=__ADMIN_EMAIL__
 
 # Authentication
 GRIST_FORWARD_AUTH_HEADER=Email
diff --git a/scripts/change_url b/scripts/change_url
index 16e8c95..6096804 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -32,6 +32,7 @@ ynh_script_progression --message="Updating env configuration file..." --weight=1
 
 domain="$new_domain"
 path="$new_path"
+admin_email=$(ynh_user_get_info --username=$admin --key=mail)
 ynh_add_config --template="default.env" --destination="$install_dir/default.env"
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 3433d51..73eee63 100755
--- a/scripts/install
+++ b/scripts/install
@@ -71,6 +71,7 @@ ynh_app_setting_set --app="$app" --key=redis_db --value="$redis_db"
 #=================================================
 ynh_script_progression --message="Adding a configuration file..." --weight=1
 
+admin_email=$(ynh_user_get_info --username=$admin --key=mail)
 ynh_add_config --template="default.env" --destination="$install_dir/default.env"
 ynh_add_config --template="custom.env" --destination="$data_dir/custom.env"
 
diff --git a/scripts/upgrade b/scripts/upgrade
index d1629f2..0fcbbda 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -82,6 +82,7 @@ ynh_use_logrotate --non-append
 #=================================================
 ynh_script_progression --message="Updating a configuration file..." --weight=1
 
+admin_email=$(ynh_user_get_info --username=$admin --key=mail)
 ynh_add_config --template="default.env" --destination="$install_dir/default.env"
 
 chmod 400 "$install_dir/default.env"