diff --git a/src/PHP.php b/src/PHP.php
index 590a1a1..d1569fb 100644
--- a/src/PHP.php
+++ b/src/PHP.php
@@ -305,6 +305,55 @@ public function create( $args, $assoc_args ) {
 		\EE\Utils\delem_log( 'site create end' );
 	}
 
+	/**
+	 * Update cache of a site
+	 *
+	 * @param array|bool $assoc_args Associate arguments passed to update command
+	 */
+	protected function update_cache( $assoc_args )
+	{
+		parent::update_cache( $assoc_args );
+
+		$cache       = get_flag_value( $assoc_args, 'cache', false );
+		$local_cache = get_flag_value( $assoc_args, 'with-local-redis' );
+
+		if ( $cache === 'on' ) {
+			$cache = true;
+		} elseif( $cache === 'off') {
+			$cache = false;
+		}
+
+		$this->site_data->cache_host = $cache ? $local_cache ? 'redis' : 'global-redis' : '';
+		$this->site_data->cache_nginx_browser = $cache;
+		$this->site_data->cache_nginx_fullpage = $cache;
+		$this->site_data->cache_mysql_query = $cache;
+		$this->cache_type = $cache;
+
+		$site_conf_dir           = $this->site_data->site_fs_path . '/config';
+		$site_nginx_default_conf = $site_conf_dir . '/nginx/conf.d/main.conf';
+		$server_name             = implode( ' ', explode( ',', $this->site_data->alias_domains ) );
+		$default_conf_content    = $this->generate_default_conf( $this->cache_type, $server_name );
+		$this->fs->dumpFile( $site_nginx_default_conf, $default_conf_content );
+
+		$this->dump_docker_compose_yml( [ 'nohttps' => ! $this->site_data->site_ssl ] );
+
+		$containers = ['nginx', 'php'];
+
+		if ( $local_cache ) {
+			$containers[] = 'redis';
+		}
+
+		\EE\Site\Utils\stop_site_containers( $this->site_data->site_fs_path, [] );
+		\EE\Site\Utils\start_site_containers( $this->site_data->site_fs_path, $containers );
+
+		$this->site_data->save();
+
+		$action = $cache ? 'Enabled' : 'Disabled';
+		$local_cache_message = $local_cache ? ' with local cache' : '';
+
+		EE::success( $action . ' cache for ' . $this->site_data->site_url . $local_cache_message );
+	}
+
 	/**
 	 * Creates database user for a site
 	 *