1 files changed, 17 insertions, 0 deletions
diff --git a/ext/crypto/lib.deno_crypto.d.ts b/ext/crypto/lib.deno_crypto.d.ts
index a62e69632..5a554015a 100644
--- a/ext/crypto/lib.deno_crypto.d.ts
+++ b/ext/crypto/lib.deno_crypto.d.ts
@@ -109,6 +109,18 @@ interface RsaKeyAlgorithm extends KeyAlgorithm {
   publicExponent: Uint8Array;
 }
 
+interface HkdfParams extends Algorithm {
+  hash: HashAlgorithmIdentifier;
+  info: BufferSource;
+  salt: BufferSource;
+}
+
+interface Pbkdf2Params extends Algorithm {
+  hash: HashAlgorithmIdentifier;
+  iterations: number;
+  salt: BufferSource;
+}
+
 /** The CryptoKey dictionary of the Web Crypto API represents a cryptographic key. */
 interface CryptoKey {
   readonly algorithm: KeyAlgorithm;
@@ -194,6 +206,11 @@ interface SubtleCrypto {
     key: CryptoKey,
     data: BufferSource,
   ): Promise<ArrayBuffer>;
+  deriveBits(
+    algorithm: AlgorithmIdentifier | HkdfParams | Pbkdf2Params,
+    baseKey: CryptoKey,
+    length: number,
+  ): Promise<ArrayBuffer>;
 }
 
 declare interface Crypto {