diff --git a/lib/api/keccak.js b/lib/api/keccak.js
index 4dba2ce..6ae6307 100644
--- a/lib/api/keccak.js
+++ b/lib/api/keccak.js
@@ -1,4 +1,4 @@
-const { Transform } = require('stream')
+const { Transform } = require('readable-stream')
 
 module.exports = (KeccakState) => class Keccak extends Transform {
   constructor (rate, capacity, delimitedSuffix, hashBitLength, options) {
diff --git a/lib/api/shake.js b/lib/api/shake.js
index a890aa7..8895e59 100644
--- a/lib/api/shake.js
+++ b/lib/api/shake.js
@@ -1,4 +1,4 @@
-const { Transform } = require('stream')
+const { Transform } = require('readable-stream')
 
 module.exports = (KeccakState) => class Shake extends Transform {
   constructor (rate, capacity, delimitedSuffix, options) {
diff --git a/package.json b/package.json
index d807576..7f270a7 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,8 @@
   },
   "dependencies": {
     "node-addon-api": "^2.0.0",
-    "node-gyp-build": "^4.2.0"
+    "node-gyp-build": "^4.2.0",
+    "readable-stream": "^3.6.0"
   },
   "devDependencies": {
     "browserify": "^16.5.0",