diff --git a/bun.lockb b/bun.lockb
index 025c4779..52e74ab4 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/worker/bun.lockb b/worker/bun.lockb
index 9b157975..3c5b5a5e 100755
Binary files a/worker/bun.lockb and b/worker/bun.lockb differ
diff --git a/worker/package.json b/worker/package.json
index 6aa539fe..69ff0be0 100644
--- a/worker/package.json
+++ b/worker/package.json
@@ -19,7 +19,6 @@
 		"@types/diff": "6.0.0",
 		"@vitest/ui": "2.1.8",
 		"diff": "7.0.0",
-		"execa": "9.5.2",
 		"typescript": "5.7.2",
 		"vitest": "2.1.8",
 		"wrangler": "3.96.0"
diff --git a/worker/vitest.config.ts b/worker/vitest.config.ts
index d33c8a03..8a0f8a78 100644
--- a/worker/vitest.config.ts
+++ b/worker/vitest.config.ts
@@ -1,10 +1,12 @@
 // ref: https://vitest.dev/config/
 
+import { exec } from "node:child_process";
+import { promisify } from "node:util";
 import { defineWorkersConfig } from "@cloudflare/vitest-pool-workers/config";
-import { $ } from "execa";
 
-const { stdout: compatibilityDate } =
-	await $`mise run worker:wrangler-compat-date`;
+const { stdout: compatibilityDate } = await promisify(exec)(
+	"mise run worker:wrangler-compat-date",
+);
 
 export default defineWorkersConfig({
 	test: {