diff --git a/lisp/international/mule-conf.el b/lisp/international/mule-conf.el
index 6eb3a6647c6..c9a1c322a17 100644
--- a/lisp/international/mule-conf.el
+++ b/lisp/international/mule-conf.el
@@ -1176,7 +1176,7 @@ is treated as a character."
   :coding-type 'utf-16
   :mnemonic ?U
   :charset-list '(unicode)
-  :endian 'big
+;;   :endian 'big
   :mime-charset 'utf-16be)
 
 (define-coding-system 'utf-16-le-with-signature
@@ -1194,7 +1194,7 @@ is treated as a character."
   :mnemonic ?U
   :charset-list '(unicode)
   :bom t
-  :endian 'big
+;;   :endian 'big
   :mime-charset 'utf-16)
 
 (define-coding-system 'utf-16