diff --git a/Femto.Api/Auth/CookieSettings.cs b/Femto.Api/Auth/CookieSettings.cs
index 79f32a3..fedfd27 100644
--- a/Femto.Api/Auth/CookieSettings.cs
+++ b/Femto.Api/Auth/CookieSettings.cs
@@ -3,4 +3,5 @@ namespace Femto.Api.Auth;
 public class CookieSettings
 {
     public bool Secure { get; set; }
+    public string? Domain { get; set; }
 }
\ No newline at end of file
diff --git a/Femto.Api/Sessions/HttpContextSessionExtensions.cs b/Femto.Api/Sessions/HttpContextSessionExtensions.cs
index b0a9b6e..713f7da 100644
--- a/Femto.Api/Sessions/HttpContextSessionExtensions.cs
+++ b/Femto.Api/Sessions/HttpContextSessionExtensions.cs
@@ -8,15 +8,12 @@ namespace Femto.Api.Sessions;
 
 internal static class HttpContextSessionExtensions
 {
-    public static void SetSession(
-        this HttpContext httpContext,
-        Session session,
-        UserInfo user
-    )
+    public static void SetSession(this HttpContext httpContext, Session session, UserInfo user)
     {
         var cookieSettings = httpContext.RequestServices.GetService<IOptions<CookieSettings>>();
         var secure = cookieSettings?.Value.Secure ?? true;
         var sameSite = secure ? SameSiteMode.None : SameSiteMode.Unspecified;
+        var domain = cookieSettings?.Value.Domain;
         var expires = session.Expires;
 
         httpContext.Response.Cookies.Append(
@@ -24,6 +21,8 @@ internal static class HttpContextSessionExtensions
             session.SessionId,
             new CookieOptions
             {
+                IsEssential = true,
+                Domain = domain,
                 HttpOnly = true,
                 Secure = secure,
                 SameSite = sameSite,
@@ -43,6 +42,8 @@ internal static class HttpContextSessionExtensions
             ),
             new CookieOptions
             {
+                Domain = domain,
+                IsEssential = true,
                 Secure = secure,
                 SameSite = sameSite,
                 Expires = session.Expires,