1 files changed, 4 insertions, 5 deletions
diff --git a/classes/db.php b/classes/db.php
index 7b669cf32..2cc89f5ba 100755
--- a/classes/db.php
+++ b/classes/db.php
@@ -17,7 +17,7 @@ class Db
 		}
 	}
 
-	static function NOW() {
+	static function NOW(): string {
 		return date("Y-m-d H:i:s", time());
 	}
 
@@ -25,7 +25,7 @@ class Db
 		//
 	}
 
-	public static function get_dsn() {
+	public static function get_dsn(): string {
 		$db_port = Config::get(Config::DB_PORT) ? ';port=' . Config::get(Config::DB_PORT) : '';
 		$db_host = Config::get(Config::DB_HOST) ? ';host=' . Config::get(Config::DB_HOST) : '';
 		if (Config::get(Config::DB_TYPE) == "mysql" && Config::get(Config::MYSQL_CHARSET)) {
@@ -88,12 +88,11 @@ class Db
 		return self::$instance->pdo;
 	}
 
-	public static function sql_random_function() {
+	public static function sql_random_function(): string {
 		if (Config::get(Config::DB_TYPE) == "mysql") {
 			return "RAND()";
-		} else {
-			return "RANDOM()";
 		}
+		return "RANDOM()";
 	}
 
 }