diff --git a/Libraries/LibWeb/Crypto/CryptoKey.idl b/Libraries/LibWeb/Crypto/CryptoKey.idl
index ee6a108eacd..ea7cf9aa6f2 100644
--- a/Libraries/LibWeb/Crypto/CryptoKey.idl
+++ b/Libraries/LibWeb/Crypto/CryptoKey.idl
@@ -1,6 +1,7 @@
 enum KeyType { "public", "private", "secret" };
 
-enum KeyUsage { "encrypt", "decrypt", "sign", "verify", "deriveKey", "deriveBits", "wrapKey", "unwrapKey" };
+// https://wicg.github.io/webcrypto-modern-algos/#subtlecrypto-interface-keyusage
+enum KeyUsage { "encrypt", "decrypt", "sign", "verify", "deriveKey", "deriveBits", "wrapKey", "unwrapKey", "encapsulateKey", "encapsulateBits", "decapsulateKey", "decapsulateBits" };
 
 // https://w3c.github.io/webcrypto/#cryptokey-interface
 [SecureContext,Exposed=(Window,Worker),Serializable]
diff --git a/Libraries/LibWeb/Crypto/SubtleCrypto.cpp b/Libraries/LibWeb/Crypto/SubtleCrypto.cpp
index d77ac851769..3e8a51ca9b7 100644
--- a/Libraries/LibWeb/Crypto/SubtleCrypto.cpp
+++ b/Libraries/LibWeb/Crypto/SubtleCrypto.cpp
@@ -365,7 +365,13 @@ JS::ThrowCompletionOr<GC::Ref<WebIDL::Promise>> SubtleCrypto::import_key(Binding
 
     Variant<ByteBuffer, Bindings::JsonWebKey, Empty> real_key_data;
     // 2. If format is equal to the string "raw", "pkcs8", or "spki":
-    if (format == Bindings::KeyFormat::Raw || format == Bindings::KeyFormat::Pkcs8 || format == Bindings::KeyFormat::Spki) {
+    if (format == Bindings::KeyFormat::Raw
+        || format == Bindings::KeyFormat::RawPublic
+        || format == Bindings::KeyFormat::RawPrivate
+        || format == Bindings::KeyFormat::RawSeed
+        || format == Bindings::KeyFormat::RawSecret
+        || format == Bindings::KeyFormat::Pkcs8
+        || format == Bindings::KeyFormat::Spki) {
         // 1. If the keyData parameter passed to the importKey() method is a JsonWebKey dictionary, throw a TypeError.
         if (key_data.has<Bindings::JsonWebKey>()) {
             return realm.vm().throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "BufferSource");
diff --git a/Libraries/LibWeb/Crypto/SubtleCrypto.idl b/Libraries/LibWeb/Crypto/SubtleCrypto.idl
index 18b141e002b..550c4b2acab 100644
--- a/Libraries/LibWeb/Crypto/SubtleCrypto.idl
+++ b/Libraries/LibWeb/Crypto/SubtleCrypto.idl
@@ -6,7 +6,8 @@ dictionary Algorithm {
     required DOMString name;
 };
 
-enum KeyFormat { "raw", "spki", "pkcs8", "jwk" };
+// https://wicg.github.io/webcrypto-modern-algos/#subtlecrypto-interface-keyformat
+enum KeyFormat { "raw-public", "raw-private", "raw-seed", "raw-secret", "raw", "spki", "pkcs8", "jwk" };
 
 dictionary RsaOtherPrimesInfo {
     // The following fields are defined in Section 6.3.2.7 of JSON Web Algorithms