diff --git a/index.js b/index.js
index a18dc67..097bf4b 100644
--- a/index.js
+++ b/index.js
@@ -24,6 +24,7 @@ bitcore.Signature = require('./lib/signature');
 bitcore.expmt = {};
 bitcore.expmt.AES = require('./lib/expmt/aes');
 bitcore.expmt.CBC = require('./lib/expmt/cbc');
+bitcore.expmt.SymEnc = require('./lib/expmt/symenc');
 bitcore.expmt.Stealth = require('./lib/expmt/stealth');
 
 //dependencies, subject to change