diff --git a/test/fixtures/wpt/README.md b/test/fixtures/wpt/README.md
index da4d33451375ad..a2bb3a3add5620 100644
--- a/test/fixtures/wpt/README.md
+++ b/test/fixtures/wpt/README.md
@@ -33,7 +33,7 @@ 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/b48efd681e/WebCryptoAPI
+- WebCryptoAPI: https://github.com/web-platform-tests/wpt/tree/591c95ce61/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/1291340aaa/webstorage
diff --git a/test/fixtures/wpt/WebCryptoAPI/idlharness.https.any.js b/test/fixtures/wpt/WebCryptoAPI/idlharness.https.any.js
index ae65eb49f2120e..5ddf7eab6dba21 100644
--- a/test/fixtures/wpt/WebCryptoAPI/idlharness.https.any.js
+++ b/test/fixtures/wpt/WebCryptoAPI/idlharness.https.any.js
@@ -5,7 +5,7 @@
 // https://w3c.github.io/webcrypto/Overview.html
 
 idl_test(
-  ['WebCryptoAPI'],
+  ['webcrypto'],
   ['html', 'dom'],
   idl_array => {
     idl_array.add_objects({
diff --git a/test/fixtures/wpt/versions.json b/test/fixtures/wpt/versions.json
index 518e343c935174..e2b70f25f040b3 100644
--- a/test/fixtures/wpt/versions.json
+++ b/test/fixtures/wpt/versions.json
@@ -92,7 +92,7 @@
     "path": "wasm/webapi"
   },
   "WebCryptoAPI": {
-    "commit": "b48efd681ea3a5b0daa6b866c3bb54bec895037b",
+    "commit": "591c95ce6174690b92833cd92859ce2807714591",
     "path": "WebCryptoAPI"
   },
   "webidl/ecmascript-binding/es-exceptions": {