diff --git a/test/fixtures/wpt/README.md b/test/fixtures/wpt/README.md
index 118bb456a8eecd..836e238bc4bcef 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/6748a0a246/WebCryptoAPI
+- WebCryptoAPI: https://github.com/web-platform-tests/wpt/tree/272064ebf9/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/e97fac4791/webmessaging/broadcastchannel
 - webstorage: https://github.com/web-platform-tests/wpt/tree/9dafa89214/webstorage
diff --git a/test/fixtures/wpt/WebCryptoAPI/generateKey/successes.js b/test/fixtures/wpt/WebCryptoAPI/generateKey/successes.js
index e1c1665b511030..a9a168e1adbf72 100644
--- a/test/fixtures/wpt/WebCryptoAPI/generateKey/successes.js
+++ b/test/fixtures/wpt/WebCryptoAPI/generateKey/successes.js
@@ -5,7 +5,8 @@ function run_test(algorithmNames, slowTest) {
     setup({explicit_timeout: true});
 
 // These tests check that generateKey successfully creates keys
-// when provided any of a wide set of correct parameters.
+// when provided any of a wide set of correct parameters
+// and that they can be exported afterwards.
 //
 // There are a lot of combinations of possible parameters,
 // resulting in a very large number of tests
@@ -68,9 +69,32 @@ function run_test(algorithmNames, slowTest) {
                 } else {
                     assert_goodCryptoKey(result, algorithm, extractable, usages, "secret");
                 }
+                return result;
             }, function(err) {
-                assert_unreached("Threw an unexpected error: " + err.toString());
-            });
+                assert_unreached("generateKey threw an unexpected error: " + err.toString());
+            })
+            .then(async function (result) {
+                if (resultType === "CryptoKeyPair") {
+                    await Promise.all([
+                        subtle.exportKey('jwk', result.publicKey),
+                        subtle.exportKey('spki', result.publicKey),
+                        result.publicKey.algorithm.name.startsWith('RSA') ? undefined : subtle.exportKey('raw', result.publicKey),
+                        ...(extractable ? [
+                            subtle.exportKey('jwk', result.privateKey),
+                            subtle.exportKey('pkcs8', result.privateKey),
+                        ] : [])
+                    ]);
+                } else {
+                    if (extractable) {
+                        await Promise.all([
+                            subtle.exportKey('raw', result),
+                            subtle.exportKey('jwk', result),
+                        ]);
+                    }
+                }
+            }, function(err) {
+                assert_unreached("exportKey threw an unexpected error: " + err.toString());
+            })
         }, testTag + ": generateKey" + parameterString(algorithm, extractable, usages));
     }
 
diff --git a/test/fixtures/wpt/versions.json b/test/fixtures/wpt/versions.json
index 43b1f480d1f18c..e55319b60334c7 100644
--- a/test/fixtures/wpt/versions.json
+++ b/test/fixtures/wpt/versions.json
@@ -88,7 +88,7 @@
     "path": "wasm/webapi"
   },
   "WebCryptoAPI": {
-    "commit": "6748a0a24614b01ce6527493a19ef846738bee3a",
+    "commit": "272064ebf9a3d313a2d4db8bb9ce2790648aa162",
     "path": "WebCryptoAPI"
   },
   "webidl/ecmascript-binding/es-exceptions": {