properly enque jquery in wordpress code example
Example: wp_enqueue_script jquery
// include custom jQuery
function shapeSpace_include_custom_jquery() {
wp_deregister_script('jquery');
wp_enqueue_script('jquery', 'https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js', array(), null, true);
}
add_action('wp_enqueue_scripts', 'shapeSpace_include_custom_jquery');