diff --git a/lib/private/DB/ConnectionFactory.php b/lib/private/DB/ConnectionFactory.php
index 95f3185bcdb17..658b02b8ad284 100644
--- a/lib/private/DB/ConnectionFactory.php
+++ b/lib/private/DB/ConnectionFactory.php
@@ -233,6 +233,10 @@ public function createConnectionParams(string $configPrefix = '') {
 			];
 		}
 
+		if ($this->config->getValue('persistent', false)) {
+			$connectionParams['persistent'] = true;
+		}
+
 		return $connectionParams;
 	}