diff --git a/.changeset/shaggy-chefs-build.md b/.changeset/shaggy-chefs-build.md
new file mode 100644
index 000000000..de2b2caab
--- /dev/null
+++ b/.changeset/shaggy-chefs-build.md
@@ -0,0 +1,5 @@
+---
+'@astrojs/vercel': patch
+---
+
+Revert change to environment variable
diff --git a/packages/integrations/vercel/src/analytics.ts b/packages/integrations/vercel/src/analytics.ts
index 6a06dffc0..95dee83e3 100644
--- a/packages/integrations/vercel/src/analytics.ts
+++ b/packages/integrations/vercel/src/analytics.ts
@@ -39,7 +39,7 @@ const sendToAnalytics = (metric: Metric, options: Options) => {
 };
 
 function webVitals() {
-	const analyticsId = (import.meta as any).env.VERCEL_ANALYTICS_ID;
+	const analyticsId = (import.meta as any).env.PUBLIC_VERCEL_ANALYTICS_ID;
 	if (!analyticsId) {
 		console.error('[Analytics] VERCEL_ANALYTICS_ID not found');
 		return;