diff --git a/app/api/auth/callback/route.ts b/app/api/auth/callback/route.ts
index 86fa8a6..a8b316d 100644
--- a/app/api/auth/callback/route.ts
+++ b/app/api/auth/callback/route.ts
@@ -49,7 +49,7 @@ export async function GET(req: Request) {
   res.cookies.set("access_token", data.access_token, {
     httpOnly: true,
     secure: isHttps,
-    sameSite: "lax",
+    sameSite: "none",
     path: "/",
     maxAge: data.expires_in,
     ...(BASE_URL ? { BASE_URL } : {}),
diff --git a/app/api/auth/refresh/route.ts b/app/api/auth/refresh/route.ts
index 1aa0212..8f0eae7 100644
--- a/app/api/auth/refresh/route.ts
+++ b/app/api/auth/refresh/route.ts
@@ -35,7 +35,7 @@ export async function GET(req: Request) {
     response.cookies.set("access_token", data.access_token, {
       httpOnly: true,
       secure: isHttps,
-      sameSite: "lax",
+      sameSite: "none",
       path: "/",
       ...(env.COOKIE_DOMAIN ? { domain: env.COOKIE_DOMAIN } : {}),
       maxAge: data.expires_in,
@@ -44,7 +44,7 @@ export async function GET(req: Request) {
     response.cookies.set("refresh_token", data.refresh_token, {
         httpOnly: true,
         secure: isHttps,
-        sameSite: "lax",
+        sameSite: "none",
         path: "/",
         ...(env.COOKIE_DOMAIN ? { domain: env.COOKIE_DOMAIN } : {}),
         maxAge: data.expires_in,
diff --git a/app/api/session/route.ts b/app/api/session/route.ts
index e1d1596..dbd93b8 100644
--- a/app/api/session/route.ts
+++ b/app/api/session/route.ts
@@ -8,7 +8,7 @@ export async function POST(req: Request) {
   res.cookies.set("auth_token", token, {
     httpOnly: true,
     secure: true,
-    sameSite: "lax",
+    sameSite: "none",
     path: "/",
   });