diff --git a/api/src/controllers/auth.ts b/api/src/controllers/auth.ts
index 1d351b8360..118774477c 100644
--- a/api/src/controllers/auth.ts
+++ b/api/src/controllers/auth.ts
@@ -111,6 +111,7 @@ router.post(
 		if (mode === 'cookie') {
 			res.cookie('directus_refresh_token', refreshToken, {
 				httpOnly: true,
+				domain: env.REFRESH_TOKEN_COOKIE_DOMAIN,
 				maxAge: ms(env.REFRESH_TOKEN_TTL as string),
 				secure: env.REFRESH_TOKEN_COOKIE_SECURE ?? false,
 				sameSite: (env.REFRESH_TOKEN_COOKIE_SAME_SITE as 'lax' | 'strict' | 'none') || 'strict',
@@ -264,6 +265,7 @@ router.get(
 		if (redirect) {
 			res.cookie('directus_refresh_token', refreshToken, {
 				httpOnly: true,
+				domain: env.REFRESH_TOKEN_COOKIE_DOMAIN,
 				maxAge: ms(env.REFRESH_TOKEN_TTL as string),
 				secure: env.REFRESH_TOKEN_COOKIE_SECURE ?? false,
 				sameSite: (env.REFRESH_TOKEN_COOKIE_SAME_SITE as 'lax' | 'strict' | 'none') || 'strict',