diff --git a/test/fixtures/wpt/README.md b/test/fixtures/wpt/README.md
index 8363759e915e66..406e89b820e9f7 100644
--- a/test/fixtures/wpt/README.md
+++ b/test/fixtures/wpt/README.md
@@ -32,7 +32,7 @@ Last update:
 - user-timing: https://github.com/web-platform-tests/wpt/tree/5ae85bf826/user-timing
 - wasm/jsapi: https://github.com/web-platform-tests/wpt/tree/cde25e7e3c/wasm/jsapi
 - wasm/webapi: https://github.com/web-platform-tests/wpt/tree/fd1b23eeaa/wasm/webapi
-- WebCryptoAPI: https://github.com/web-platform-tests/wpt/tree/76dfa54e5d/WebCryptoAPI
+- WebCryptoAPI: https://github.com/web-platform-tests/wpt/tree/3e3374efde/WebCryptoAPI
 - webidl/ecmascript-binding/es-exceptions: https://github.com/web-platform-tests/wpt/tree/a370aad338/webidl/ecmascript-binding/es-exceptions
 - webmessaging/broadcastchannel: https://github.com/web-platform-tests/wpt/tree/6495c91853/webmessaging/broadcastchannel
 - webstorage: https://github.com/web-platform-tests/wpt/tree/9dafa89214/webstorage
diff --git a/test/fixtures/wpt/WebCryptoAPI/crypto_key_cached_slots.https.any.js b/test/fixtures/wpt/WebCryptoAPI/crypto_key_cached_slots.https.any.js
new file mode 100644
index 00000000000000..f573fac1c96606
--- /dev/null
+++ b/test/fixtures/wpt/WebCryptoAPI/crypto_key_cached_slots.https.any.js
@@ -0,0 +1,44 @@
+// META: title=WebCryptoAPI: CryptoKey cached ECMAScript objects
+
+// https://w3c.github.io/webcrypto/#dom-cryptokey-algorithm
+// https://github.com/servo/servo/issues/33908
+
+promise_test(function() {
+    return self.crypto.subtle.generateKey(
+        {
+          name: "AES-CTR",
+          length: 256,
+        },
+        true,
+        ["encrypt"],
+      ).then(
+        function(key) {
+          let a = key.algorithm;
+          let b = key.algorithm;
+          assert_true(a === b);
+        },
+        function(err) {
+            assert_unreached("generateKey threw an unexpected error: " + err.toString());
+        }
+    );
+}, "CryptoKey.algorithm getter returns cached object");
+
+promise_test(function() {
+    return self.crypto.subtle.generateKey(
+        {
+          name: "AES-CTR",
+          length: 256,
+        },
+        true,
+        ["encrypt"],
+      ).then(
+        function(key) {
+          let a = key.usages;
+          let b = key.usages;
+          assert_true(a === b);
+        },
+        function(err) {
+            assert_unreached("generateKey threw an unexpected error: " + err.toString());
+        }
+    );
+}, "CryptoKey.usages getter returns cached object");
diff --git a/test/fixtures/wpt/WebCryptoAPI/cryptokey_algorithm_returns_cached_object.https.any.js b/test/fixtures/wpt/WebCryptoAPI/cryptokey_algorithm_returns_cached_object.https.any.js
deleted file mode 100644
index b2d73fbab78d64..00000000000000
--- a/test/fixtures/wpt/WebCryptoAPI/cryptokey_algorithm_returns_cached_object.https.any.js
+++ /dev/null
@@ -1,24 +0,0 @@
-// META: title=WebCryptoAPI: CryptoKey.algorithm getter returns cached object
-
-// https://w3c.github.io/webcrypto/#dom-cryptokey-algorithm
-// https://github.com/servo/servo/issues/33908
-
-promise_test(function() {
-    return self.crypto.subtle.generateKey(
-        {
-          name: "AES-CTR",
-          length: 256,
-        },
-        true,
-        ["encrypt"],
-      ).then(
-        function(key) {
-          let a = key.algorithm;
-          let b = key.algorithm;
-          assert_true(a === b);
-        },
-        function(err) {
-            assert_unreached("generateKey threw an unexpected error: " + err.toString());
-        }
-    );
-}, "CryptoKey.algorithm getter returns cached object");
\ No newline at end of file
diff --git a/test/fixtures/wpt/versions.json b/test/fixtures/wpt/versions.json
index f88031f99a4f48..55227b3be66e1b 100644
--- a/test/fixtures/wpt/versions.json
+++ b/test/fixtures/wpt/versions.json
@@ -88,7 +88,7 @@
     "path": "wasm/webapi"
   },
   "WebCryptoAPI": {
-    "commit": "76dfa54e5df7f8cee7501cc6d598cf647c2b8564",
+    "commit": "3e3374efde7ce73d551ea908d52d0afab046971a",
     "path": "WebCryptoAPI"
   },
   "webidl/ecmascript-binding/es-exceptions": {