diff --git a/src/auth.js b/src/auth.js
index 4409d10..3fd374f 100644
--- a/src/auth.js
+++ b/src/auth.js
@@ -4,7 +4,7 @@ const AUTH_COOKIE_NAME = process.env.AUTH_COOKIE_NAME || 'fregat_auth_token';
 const AUTH_TOKEN_SECRET = process.env.AUTH_TOKEN_SECRET || 'fregat-auth-dev-secret';
 const AUTH_TOKEN_TTL_SECONDS = Number(process.env.AUTH_TOKEN_TTL_SECONDS ?? 60 * 60 * 24 * 30);
 const AUTH_LOGIN_CHALLENGE_TTL_SECONDS = Number(process.env.AUTH_LOGIN_CHALLENGE_TTL_SECONDS ?? 10 * 60);
-const AUTH_LOGIN_LINK_TTL_SECONDS = Number(process.env.AUTH_LOGIN_LINK_TTL_SECONDS ?? 10 * 60);
+const AUTH_LOGIN_LINK_TTL_SECONDS = Number(process.env.AUTH_LOGIN_LINK_TTL_SECONDS ?? 5 * 60);
 const AUTH_STATIC_CODE = process.env.AUTH_STATIC_CODE || '123456';
 
 const activeChallenges = new Map();