diff --git a/packages/playground/src/utils/validators.ts b/packages/playground/src/utils/validators.ts
index 549b40a401..d475d1c467 100644
--- a/packages/playground/src/utils/validators.ts
+++ b/packages/playground/src/utils/validators.ts
@@ -780,6 +780,9 @@ export async function isAvailableName(grid: GridClient, name: string) {
 
 export function validateSmtp(v: string) {
   const emailValidation = isEmail("Please provide a valid email address.")(v);
-  const username = isAlpha("Name must start with an alphabetical character.")(v[0]);
-  return emailValidation && username;
+  const username = !v.includes("@");
+  if (username) {
+    return username;
+  }
+  return emailValidation;
 }