diff --git a/src/routes/emailAsUser.ts b/src/routes/emailAsUser.ts
index 6977ede..03b2bd9 100644
--- a/src/routes/emailAsUser.ts
+++ b/src/routes/emailAsUser.ts
@@ -12,7 +12,16 @@ export default async function emailAsUserRoutes(server: FastifyInstance) {
             return reply.code(400).send({ error: "No tenant selected" });
         }
 
-        const body = req.body as Record<string, any>;
+        const body = req.body as {
+            email: string
+            password: string
+            smtp_host: string
+            smtp_port: number
+            smtp_ssl: boolean
+            imap_host: string
+            imap_port: number
+            imap_ssl: boolean
+        };
 
         let createData = {
             user_id: req.user.user_id,