diff --git a/src/oauth.ts b/src/oauth.ts
index 45cf213..dcd36c0 100644
--- a/src/oauth.ts
+++ b/src/oauth.ts
@@ -18,6 +18,7 @@ export async function oauth(fastify: FastifyInstance) {
         "https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration",
     },
     cookie: {
+      secure: true,
       sameSite: "none",
     },
   } as FastifyOAuth2Options);
diff --git a/src/utils/errors.ts b/src/utils/errors.ts
index 50cba16..59853bd 100644
--- a/src/utils/errors.ts
+++ b/src/utils/errors.ts
@@ -1,4 +1,4 @@
-import { FastifyError, FastifyReply, FastifyRequest } from "fastify";
+import { FastifyReply, FastifyRequest } from "fastify";
 import mongoose from "mongoose";
 
 export function errorHandler(