diff --git a/lib/crypto.js b/lib/crypto.js
index ed902272de4b4d..c5168069167e52 100644
--- a/lib/crypto.js
+++ b/lib/crypto.js
@@ -230,7 +230,7 @@ Object.defineProperties(exports, {
       fipsForced ? setFipsForced : setFipsCrypto
   },
   DEFAULT_ENCODING: {
-    enumerable: true,
+    enumerable: false,
     configurable: true,
     get: deprecate(getDefaultEncoding,
                    'crypto.DEFAULT_ENCODING is deprecated.', 'DEP0091'),