diff --git a/packages/vitest-pool-workers/src/pool/index.ts b/packages/vitest-pool-workers/src/pool/index.ts
index 7fde04ac0b52..291b2fb4cd49 100644
--- a/packages/vitest-pool-workers/src/pool/index.ts
+++ b/packages/vitest-pool-workers/src/pool/index.ts
@@ -92,6 +92,8 @@ const __dirname = path.dirname(__filename);
 const DIST_PATH = path.resolve(__dirname, "..");
 const POOL_WORKER_PATH = path.join(DIST_PATH, "worker", "index.mjs");
 
+const NODE_URL_PATH = path.join(DIST_PATH, "worker", "lib", "node", "url.mjs");
+
 const symbolizerWarning =
 	"warning: Not symbolizing stack traces because $LLVM_SYMBOLIZER is not set.";
 const ignoreMessages = [
@@ -486,6 +488,13 @@ function buildProjectWorkerOptions(
 			path: path.join(modulesRoot, DEFINES_MODULE_PATH),
 			contents: defines,
 		},
+		// The workerd provided `node:url` module doesn't support everything Vitest needs.
+		// As a short-term fix, inject a `node:url` polyfill into the worker bundle
+		{
+			type: "ESModule",
+			path: path.join(modulesRoot, "node:url"),
+			contents: fs.readFileSync(NODE_URL_PATH),
+		},
 	];
 
 	// Build array of workers contributed by the workspace
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0ab3aa4e0ce7..11f25d99b978 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -11235,7 +11235,7 @@ snapshots:
     dependencies:
       '@typescript-eslint/typescript-estree': 6.10.0(typescript@5.5.4)
       '@typescript-eslint/utils': 6.10.0(eslint@8.49.0)(typescript@5.5.4)
-      debug: 4.3.6(supports-color@9.2.2)
+      debug: 4.3.5
       eslint: 8.49.0
       ts-api-utils: 1.0.3(typescript@5.5.4)
     optionalDependencies: