diff --git a/src/templates/scripthash/index.ts b/src/templates/scripthash/index.ts
index 7192cfd..42aeb7b 100644
--- a/src/templates/scripthash/index.ts
+++ b/src/templates/scripthash/index.ts
@@ -1,5 +1,7 @@
-module.exports = {
-  input: require('./input'),
-  output: require('./output')
+import * as input from './input'
+import * as output from './output'
+
+export {
+  input,
+  output,
 }
-export {}
diff --git a/src/templates/scripthash/input.ts b/src/templates/scripthash/input.ts
index ad53df9..908a87b 100644
--- a/src/templates/scripthash/input.ts
+++ b/src/templates/scripthash/input.ts
@@ -1,15 +1,15 @@
 // <scriptSig> {serialized scriptPubKey script}
 
+import * as bscript from '../../script'
+import * as p2ms from '../multisig'
+import * as p2pk from '../pubkey'
+import * as p2pkh from '../pubkeyhash'
+import * as p2wpkho from '../witnesspubkeyhash/output'
+import * as p2wsho from '../witnessscripthash/output'
+
 const Buffer = require('safe-buffer').Buffer
-const bscript = require('../../script')
 
-const p2ms = require('../multisig/')
-const p2pk = require('../pubkey/')
-const p2pkh = require('../pubkeyhash/')
-const p2wpkho = require('../witnesspubkeyhash/output')
-const p2wsho = require('../witnessscripthash/output')
-
-function check (script, allowIncomplete) {
+export function check (script: Buffer | Array<number | Buffer>, allowIncomplete?: boolean): boolean {
   const chunks = bscript.decompile(script)
   if (chunks.length < 1) return false
 
@@ -17,7 +17,7 @@ function check (script, allowIncomplete) {
   if (!Buffer.isBuffer(lastChunk)) return false
 
   const scriptSigChunks = bscript.decompile(bscript.compile(chunks.slice(0, -1)))
-  const redeemScriptChunks = bscript.decompile(lastChunk)
+  const redeemScriptChunks = bscript.decompile(<Buffer>lastChunk)
 
   // is redeemScript a valid script?
   if (!redeemScriptChunks) return false
@@ -44,6 +44,3 @@ function check (script, allowIncomplete) {
   return false
 }
 check.toJSON = function () { return 'scriptHash input' }
-
-module.exports = { check }
-export {}
diff --git a/src/templates/scripthash/output.ts b/src/templates/scripthash/output.ts
index 9f91f17..3215c25 100644
--- a/src/templates/scripthash/output.ts
+++ b/src/templates/scripthash/output.ts
@@ -1,9 +1,9 @@
 // OP_HASH160 {scriptHash} OP_EQUAL
 
-const bscript = require('../../script')
+import * as bscript from '../../script'
 const OPS = require('bitcoin-ops')
 
-function check (script) {
+export function check (script: Buffer | Array<number | Buffer>): boolean {
   const buffer = bscript.compile(script)
 
   return buffer.length === 23 &&
@@ -12,6 +12,3 @@ function check (script) {
     buffer[22] === OPS.OP_EQUAL
 }
 check.toJSON = function () { return 'scriptHash output' }
-
-module.exports = { check }
-export {}