diff --git a/scripts/config b/scripts/config
index 801c530..87d22b0 100644
--- a/scripts/config
+++ b/scripts/config
@@ -161,10 +161,6 @@ ynh_app_config_apply() {
         ynh_add_fpm_config --phpversion=$phpversion --usage=$fpm_usage --footprint=$fpm_footprint
     fi
 
-    if [ ! $custom_error_file ]
-    then
-        ynh_app_setting_set --app=$app --key=custom_error_file --value="$custom_error_file"
-    fi
 }
 
 ynh_app_config_run $1