diff --git a/packages/crates-io-msw/package.json b/packages/crates-io-msw/package.json
index 8aa6ba4043..c094327965 100644
--- a/packages/crates-io-msw/package.json
+++ b/packages/crates-io-msw/package.json
@@ -23,7 +23,7 @@
     "semver": "^7.6.3"
   },
   "devDependencies": {
-    "happy-dom": "16.5.3",
+    "happy-dom": "16.7.3",
     "vitest": "3.0.1"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 45497a473f..87348ca2e2 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -323,11 +323,11 @@ importers:
         version: 7.7.0
     devDependencies:
       happy-dom:
-        specifier: 16.5.3
-        version: 16.5.3
+        specifier: 16.7.3
+        version: 16.7.3
       vitest:
         specifier: 3.0.1
-        version: 3.0.1(@types/node@22.10.10)(happy-dom@16.5.3)(jsdom@25.0.1)(msw@2.7.0(@types/node@22.10.10)(typescript@5.7.3))(terser@5.37.0)
+        version: 3.0.1(@types/node@22.10.10)(happy-dom@16.7.3)(jsdom@25.0.1)(msw@2.7.0(@types/node@22.10.10)(typescript@5.7.3))(terser@5.37.0)
 
 packages:
 
@@ -5588,8 +5588,8 @@ packages:
     engines: {node: '>=0.4.7'}
     hasBin: true
 
-  happy-dom@16.5.3:
-    resolution: {integrity: sha512-7zGnyROZuntn+5X84MQ535qiQ3ccm45uHl+Q7EFAcPP0NhkbrfPitqprz0GgszX91/QqsZKQ7nTYkyObCTDUjg==}
+  happy-dom@16.7.3:
+    resolution: {integrity: sha512-76uiE9jCpC849cOyYZ8YBROpPcstW/hwCKoQYd3aiZaxHeR9zdjpup4z7qYEWbt+lY8Rb3efW2gmrckyoBftKg==}
     engines: {node: '>=18.0.0'}
 
   has-ansi@2.0.0:
@@ -7614,6 +7614,7 @@ packages:
     engines: {node: '>=0.6.0', teleport: '>=0.2.0'}
     deprecated: |-
       You or someone you depend on is using Q, the JavaScript Promise library that gave JavaScript developers strong feelings about promises. They can almost certainly migrate to the native JavaScript promise now. Thank you literally everyone for joining me in this bet against the odds. Be excellent to each other.
+
       (For a CapTP with native promises, see @endo/eventual-send and @endo/captp)
 
   qs@6.13.0:
@@ -16650,7 +16651,7 @@ snapshots:
     optionalDependencies:
       uglify-js: 3.19.3
 
-  happy-dom@16.5.3:
+  happy-dom@16.7.3:
     dependencies:
       webidl-conversions: 7.0.0
       whatwg-mimetype: 3.0.0
@@ -20443,7 +20444,7 @@ snapshots:
       fsevents: 2.3.3
       terser: 5.37.0
 
-  vitest@3.0.1(@types/node@22.10.10)(happy-dom@16.5.3)(jsdom@25.0.1)(msw@2.7.0(@types/node@22.10.10)(typescript@5.7.3))(terser@5.37.0):
+  vitest@3.0.1(@types/node@22.10.10)(happy-dom@16.7.3)(jsdom@25.0.1)(msw@2.7.0(@types/node@22.10.10)(typescript@5.7.3))(terser@5.37.0):
     dependencies:
       '@vitest/expect': 3.0.1
       '@vitest/mocker': 3.0.1(msw@2.7.0(@types/node@22.10.10)(typescript@5.7.3))(vite@5.4.11(@types/node@22.10.10)(terser@5.37.0))
@@ -20467,7 +20468,7 @@ snapshots:
       why-is-node-running: 2.3.0
     optionalDependencies:
       '@types/node': 22.10.10
-      happy-dom: 16.5.3
+      happy-dom: 16.7.3
       jsdom: 25.0.1(supports-color@8.1.1)
     transitivePeerDependencies:
       - less