diff --git a/settings/acquia-recommended.settings.php b/settings/acquia-recommended.settings.php
index e7284d3..f656f7f 100644
--- a/settings/acquia-recommended.settings.php
+++ b/settings/acquia-recommended.settings.php
@@ -76,6 +76,11 @@
 
 $settings_files = [];
 
+// Add mysql57 backport module.
+if (file_exists(DRUPAL_ROOT . '/modules/contrib/mysql57/settings.inc')) {
+  require DRUPAL_ROOT . '/modules/contrib/mysql57/settings.inc';
+}
+
 /**
  * Site path.
  *