diff --git a/src/bufferutils.js b/src/bufferutils.js
index 2ee3542..a68fd31 100644
--- a/src/bufferutils.js
+++ b/src/bufferutils.js
@@ -42,7 +42,7 @@ function reverseBuffer(buffer) {
 }
 exports.reverseBuffer = reverseBuffer;
 function cloneBuffer(buffer) {
-  const clone = Buffer.alloc(buffer.length);
+  const clone = Buffer.allocUnsafe(buffer.length);
   buffer.copy(clone);
   return clone;
 }
diff --git a/ts_src/bufferutils.ts b/ts_src/bufferutils.ts
index 2025f88..9005f2a 100644
--- a/ts_src/bufferutils.ts
+++ b/ts_src/bufferutils.ts
@@ -49,7 +49,7 @@ export function reverseBuffer(buffer: Buffer): Buffer {
 }
 
 export function cloneBuffer(buffer: Buffer): Buffer {
-  const clone = Buffer.alloc(buffer.length);
+  const clone = Buffer.allocUnsafe(buffer.length);
   buffer.copy(clone);
   return clone;
 }