diff --git a/includes/PHPFFMpegLogger.inc b/includes/PHPFFMpegLogger.inc
index 5afd33e..356f79a 100644
--- a/includes/PHPFFMpegLogger.inc
+++ b/includes/PHPFFMpegLogger.inc
@@ -22,9 +22,10 @@ class PHPFFMpegLogger implements \Psr\Log\LoggerInterface {
   /*
    * {@inheritdoc}
    */
-  public function emergency($message, array $context = array()) {
+  public function emergency(Stringable|string $message, array $context = []): void {
     $this->log(__FUNCTION__, $message, $context);
-  }
+}
+
 
   /*
    * {@inheritdoc}