diff --git a/public_html/wp-content/mu-plugins/quickbooks/quickbooks.php b/public_html/wp-content/mu-plugins/quickbooks/quickbooks.php
index 034617428..bba205eff 100644
--- a/public_html/wp-content/mu-plugins/quickbooks/quickbooks.php
+++ b/public_html/wp-content/mu-plugins/quickbooks/quickbooks.php
@@ -11,6 +11,28 @@
 require_once PLUGIN_DIR . '/includes/admin.php';
 
 add_filter( 'wordcamp_qbo_client_config', __NAMESPACE__ . '\set_client_config' );
+add_action( 'init', __NAMESPACE__  . '\check_qbo_connection_cron' );
+add_action( 'check_qbo_connection_action', __NAMESPACE__ . '\check_qbo_connection' );
+
+/**
+ * Setup hourly qbo connection task.
+ */
+function check_qbo_connection_cron() {
+	if ( ! wp_next_scheduled( 'check_qbo_connection_action' ) ) {
+		wp_schedule_event( time(), 'hourly', 'check_qbo_connection_action' );
+	}
+}
+
+/**
+ * Monitors the Quickbooks connection, and sends message to Slack if not connected.
+ */
+function check_qbo_connection() {
+	$client  = get_client();
+
+	if ( ! $client->has_valid_token() && function_exists( 'slack_dm' ) ) {
+		slack_dm( 'QBO token invalid. Visit <https://wordcamp.org/wp-admin/network/settings.php> to check connection.', 'dotorg' );
+	}
+}
 
 /**
  * Filter: Add client configuration details depending on the environment.