diff --git a/index.js b/index.js
index a63218b..98e15ee 100644
--- a/index.js
+++ b/index.js
@@ -211,7 +211,7 @@ exports.encrypt = function(publicKeyTo, msg, opts) {
     // There is a very unlikely possibility that it is not a valid key
     while(!isValidPrivateKey(ephemPrivateKey))
     {
-      ephemPrivateKey = opts.ephemPrivateKey || crypto.randomBytes(32);
+      ephemPrivateKey = crypto.randomBytes(32);
     }
     ephemPublicKey = getPublic(ephemPrivateKey);
     resolve(derive(ephemPrivateKey, publicKeyTo));