diff --git a/lib/bcoin/protocol/constants.js b/lib/bcoin/protocol/constants.js
index de70ff91..13fbbadf 100644
--- a/lib/bcoin/protocol/constants.js
+++ b/lib/bcoin/protocol/constants.js
@@ -662,6 +662,23 @@ exports.BAN_TIME = 24 * 60 * 60;
 
 exports.BAN_SCORE = 100;
 
+/**
+ * Output script types.
+ * @enum {Number}
+ */
+
+exports.scriptTypes = {
+  NONSTANDARD: 0,
+  PUBKEY: 1,
+  PUBKEYHASH: 2,
+  SCRIPTHASH: 3,
+  MULTISIG: 4,
+  NULLDATA: 5,
+  WITNESSSCRIPTHASH: 6,
+  WITNESSKEYHASH: 7,
+  WITNESSMAST: 8
+};
+
 /**
  * Script and locktime flags. See {@link VerifyFlags}.
  * @enum {Number}
diff --git a/lib/bcoin/script.js b/lib/bcoin/script.js
index 90aa750f..e74aaa1f 100644
--- a/lib/bcoin/script.js
+++ b/lib/bcoin/script.js
@@ -4848,6 +4848,8 @@ exports = Script;
 
 exports.opcodes = constants.opcodes;
 exports.opcodesByVal = constants.opcodesByVal;
+exports.types = constants.scriptTypes;
+exports.flags = constants.flags;
 
 exports.Script = Script;
 exports.Opcode = Opcode;