diff --git a/doc/api/webcrypto.md b/doc/api/webcrypto.md
index 43327f58e5b6ae..4ae7003fbd9cb2 100644
--- a/doc/api/webcrypto.md
+++ b/doc/api/webcrypto.md
@@ -275,7 +275,7 @@ async function pbkdf2Key(pass, salt, iterations = 1000, length = 256) {
     ec.encode(pass),
     'PBKDF2',
     false,
-    ['deriveBits']);
+    ['deriveKey']);
   const key = await subtle.deriveKey({
     name: 'PBKDF2',
     hash: 'SHA-512',