diff --git a/app/api/subscribe/route.ts b/app/api/subscribe/route.ts
index 0311adc..4231857 100644
--- a/app/api/subscribe/route.ts
+++ b/app/api/subscribe/route.ts
@@ -15,10 +15,6 @@ import { NextRequest } from 'next/server';
 
 export async function POST(request: NextRequest) {
   try {
-    if (!process.env.RESEND_KEY) {
-      throw new Error('RESEND_KEY is not set');
-    }
-
     const body = await request.json();
 
     const validation = SubscribeFormSchema.safeParse(body);
diff --git a/app/api/unsubscribe/route.ts b/app/api/unsubscribe/route.ts
index f5d990e..063cd9e 100644
--- a/app/api/unsubscribe/route.ts
+++ b/app/api/unsubscribe/route.ts
@@ -14,11 +14,10 @@ import { NextRequest } from 'next/server';
 
 export async function POST(request: NextRequest) {
   try {
-    if (!process.env.RESEND_KEY) {
-      throw new Error('Resend variables not set');
-    }
     const body = await request.json();
+
     const validation = UnsubscribeFormSchema.safeParse(body);
+    
     if (!validation.success) {
       return formatApiResponse(STATUS_BAD_REQUEST, BAD_REQUEST);
     }
diff --git a/utils/resendClient.ts b/utils/resendClient.ts
index 0038ee7..252581e 100644
--- a/utils/resendClient.ts
+++ b/utils/resendClient.ts
@@ -9,6 +9,10 @@ export async function sender(
   recipients: string[],
   { subject, template }: EmailTemplate
 ) {
+  if (!process.env.RESEND_KEY) {
+    throw new Error('RESEND_KEY is not set');
+  }
+
   if (recipients.length === 0) {
     console.info(`${subject} email skipped for having zero recipients`);
     return true;