diff --git a/src/v8/update-class-validator.ts b/src/v8/update-class-validator.ts
new file mode 100644
index 0000000..7587936
--- /dev/null
+++ b/src/v8/update-class-validator.ts
@@ -0,0 +1,18 @@
+import { existsSync } from "fs";
+import { readFile, writeFile } from "fs/promises";
+
+export const stage = "before-install";
+
+export default async function updateClassValidator() {
+    if (!existsSync("api/package.json")) {
+        return;
+    }
+
+    const packageJson = JSON.parse(await readFile("api/package.json", "utf-8"));
+
+    if (packageJson.dependencies) {
+        packageJson.dependencies["class-validator"] = "^0.14.0";
+    }
+
+    await writeFile("api/package.json", JSON.stringify(packageJson, null, 4));
+}