diff --git a/src/Lemonblast/Cbor4Php/Cbor.php b/src/Lemonblast/Cbor4Php/Cbor.php
index <HASH>..<HASH> 100644
--- a/src/Lemonblast/Cbor4Php/Cbor.php
+++ b/src/Lemonblast/Cbor4Php/Cbor.php
@@ -260,6 +260,8 @@ class Cbor {
      */
     private static function encodeDouble($double)
     {
+        // TODO: Encode with the smallest possible format
+
         $major = MajorType::SIMPLE_AND_FLOAT;
 
         // If the encode doubles in 64 bit flag is set
Added a TODO to encodeDouble, can remove the need for the flag