function wc_update_200_permalinks() {
	// Setup default permalinks if shop page is defined.
	$permalinks   = get_option( 'woocommerce_permalinks' );
	$shop_page_id = wc_get_page_id( 'shop' );

	if ( empty( $permalinks ) && $shop_page_id > 0 ) {

		$base_slug = $shop_page_id > 0 && get_post( $shop_page_id ) ? get_page_uri( $shop_page_id ) : 'shop';

		$category_base = get_option( 'woocommerce_prepend_shop_page_to_urls' ) == 'yes' ? trailingslashit( $base_slug ) : '';
		$category_slug = get_option( 'woocommerce_product_category_slug' ) ? get_option( 'woocommerce_product_category_slug' ) : _x( 'product-category', 'slug', 'woocommerce' );
		$tag_slug      = get_option( 'woocommerce_product_tag_slug' ) ? get_option( 'woocommerce_product_tag_slug' ) : _x( 'product-tag', 'slug', 'woocommerce' );

		if ( 'yes' == get_option( 'woocommerce_prepend_shop_page_to_products' ) ) {
			$product_base = trailingslashit( $base_slug );
		} else {
			$product_slug = get_option( 'woocommerce_product_slug' );
			if ( false !== $product_slug && ! empty( $product_slug ) ) {
				$product_base = trailingslashit( $product_slug );
			} else {
				$product_base = trailingslashit( _x( 'product', 'slug', 'woocommerce' ) );
			}
		}

		if ( get_option( 'woocommerce_prepend_category_to_products' ) == 'yes' ) {
			$product_base .= trailingslashit( '%product_cat%' );
		}

		$permalinks = array(
			'product_base'   => untrailingslashit( $product_base ),
			'category_base'  => untrailingslashit( $category_base . $category_slug ),
			'attribute_base' => untrailingslashit( $category_base ),
			'tag_base'       => untrailingslashit( $category_base . $tag_slug ),
		);

		update_option( 'woocommerce_permalinks', $permalinks );
	}
}