diff --git a/app/src/cookies.rs b/app/src/cookies.rs
index 1cd9e83..4dfd76d 100644
--- a/app/src/cookies.rs
+++ b/app/src/cookies.rs
@@ -23,7 +23,7 @@ pub fn set_cookie(cookie_name: &str, value: &str, expiration: &DateTime<Utc>) ->
             d.dyn_into::<web_sys::HtmlDocument>()
                 .map_err(|_| anyhow!("Document is not an HTMLDocument"))
         })?;
-    doc.set_cookie(&format!("{}={};expires={}", cookie_name, value, expiration))
+    doc.set_cookie(&format!("{}={};expires={};sameSite=Strict", cookie_name, value, expiration))
         .map_err(|_| anyhow!("Could not set cookie"))
 }
 
diff --git a/src/infra/tcp_server.rs b/src/infra/tcp_server.rs
index 0ae18bd..fed1598 100644
--- a/src/infra/tcp_server.rs
+++ b/src/infra/tcp_server.rs
@@ -5,7 +5,7 @@ use actix_http::HttpServiceBuilder;
 use actix_server::ServerBuilder;
 use actix_service::{map_config, Service};
 use actix_web::{
-    cookie::Cookie,
+    cookie::{Cookie, SameSite},
     dev::{AppConfig, ServiceRequest},
     error::{ErrorBadRequest, ErrorUnauthorized},
     web, App, HttpRequest, HttpResponse,
@@ -97,6 +97,7 @@ where
                             .max_age(1.days())
                             .path("/api")
                             .http_only(true)
+                            .same_site(SameSite::Strict)
                             .finish(),
                     )
                     .body(token.as_str().to_owned()),