diff --git a/src/FontLib/BinaryStream.php b/src/FontLib/BinaryStream.php
index ab10454..ea53ab0 100644
--- a/src/FontLib/BinaryStream.php
+++ b/src/FontLib/BinaryStream.php
@@ -282,7 +282,7 @@ public function readLongDateTime() {
       $date = 0;
     }
 
-    return strftime("%Y-%m-%d %H:%M:%S", $date);
+    return date("Y-m-d H:i:s", $date);
   }
 
   public function writeLongDateTime($data) {