diff --git a/src/Database/DriverException.php b/src/Database/DriverException.php
index 1239a1cb5..941ed5b7d 100644
--- a/src/Database/DriverException.php
+++ b/src/Database/DriverException.php
@@ -31,7 +31,7 @@ public static function from(\PDOException $src)
 			$e->code = $m[1];
 		} else {
 			$e->errorInfo = $src->errorInfo;
-			$e->code = $src->code;
+			$e->code = (int) $src->code;
 		}
 		return $e;
 	}