diff --git a/.changeset/fast-penguins-sleep.md b/.changeset/fast-penguins-sleep.md
new file mode 100644
index 000000000000..bd31711641a6
--- /dev/null
+++ b/.changeset/fast-penguins-sleep.md
@@ -0,0 +1,5 @@
+---
+'@astrojs/vercel': patch
+---
+
+Prevent Vercel NFT from scanning /dev
diff --git a/packages/integrations/vercel/src/lib/nft.ts b/packages/integrations/vercel/src/lib/nft.ts
index 752f87251bc7..adba8d985c85 100644
--- a/packages/integrations/vercel/src/lib/nft.ts
+++ b/packages/integrations/vercel/src/lib/nft.ts
@@ -28,6 +28,9 @@ export async function copyDependenciesToFunction({
 	const { nodeFileTrace } = await import('@vercel/nft');
 	const result = await nodeFileTrace([entryPath], {
 		base: fileURLToPath(base),
+		// If you have a route of /dev this appears in source and NFT will try to
+		// scan your local /dev :8
+		ignore: ['/dev/**']
 	});
 
 	for (const error of result.warnings) {