diff --git a/src/backend/src/FoodDiary.Constants/Constants.cs b/src/backend/src/FoodDiary.Constants/Constants.cs
index 54d80f5e9..4709616d0 100644
--- a/src/backend/src/FoodDiary.Constants/Constants.cs
+++ b/src/backend/src/FoodDiary.Constants/Constants.cs
@@ -10,7 +10,7 @@ public static class AuthenticationSchemes
 
     public static class AuthenticationParameters
     {
-        public static readonly TimeSpan CookieLifetime = TimeSpan.FromHours(1);
+        public static readonly TimeSpan CookieLifetime = TimeSpan.FromDays(7);
         public static readonly TimeSpan AccessTokenRefreshInterval = TimeSpan.FromHours(1);
     }