diff --git a/server/routing/login.go b/server/routing/login.go
index e296ddb..dffb9b1 100644
--- a/server/routing/login.go
+++ b/server/routing/login.go
@@ -11,7 +11,7 @@ func Login(h http.Header, r *rsvp.Request) rsvp.Response {
 
 	props := api.NewLoginProps("", "")
 
-	flash := session.FlashGet("login_props")
+	flash := session.FlashGet()
 	flashProps, ok := flash.(*api.LoginProps)
 	if ok {
 		props.Username.Value = flashProps.Username.Value
@@ -21,7 +21,7 @@ func Login(h http.Header, r *rsvp.Request) rsvp.Response {
 		props.Password.Error = flashProps.Password.Error
 	}
 
-	flash = session.FlashGet("successful_registration")
+	flash = session.FlashGet()
 	successfulReg, _ := flash.(bool)
 	if successfulReg {
 		props.SuccessfulRegistration = true
@@ -39,7 +39,7 @@ func LoginPost(h http.Header, r *rsvp.Request) rsvp.Response {
 
 	props := api.Login(username, password)
 	if props != nil {
-		session.FlashSet(&props, "login_props")
+		session.FlashSet(&props)
 		return rsvp.SeeOther("/").SaveSession(session)
 	}
 
diff --git a/server/routing/register.go b/server/routing/register.go
index 33aded9..c9118b3 100644
--- a/server/routing/register.go
+++ b/server/routing/register.go
@@ -10,7 +10,7 @@ func Register(h http.Header, r *rsvp.Request) rsvp.Response {
 	props := api.NewRegisterProps("", "", "")
 
 	session := r.GetSession()
-	flash := session.FlashGet("register_props")
+	flash := session.FlashGet()
 
 	flashProps, _ := flash.(*api.RegisterProps)
 	if flashProps != nil {
@@ -36,10 +36,10 @@ func RegisterPost(h http.Header, r *rsvp.Request) rsvp.Response {
 	s := r.GetSession()
 
 	if props != nil {
-		s.FlashSet(&props, "register_props")
+		s.FlashSet(&props)
 		return rsvp.SeeOther("/register").SaveSession(s)
 	}
 
-	s.FlashSet(true, "successful_registration")
+	s.FlashSet(true)
 	return rsvp.SeeOther("/").SaveSession(s)
 }
diff --git a/server/rsvp/response.go b/server/rsvp/response.go
index 921e79e..d5653db 100644
--- a/server/rsvp/response.go
+++ b/server/rsvp/response.go
@@ -29,6 +29,13 @@ func (res *Response) Write(w http.ResponseWriter, r *http.Request) error {
 
 	if res.SeeOther != "" {
 		http.Redirect(w, r, res.SeeOther, http.StatusSeeOther)
+		flash := res.Session.FlashPeek()
+		if flash != nil {
+			err := json.NewEncoder(w).Encode(flash)
+			if err != nil {
+				return err
+			}
+		}
 		return nil
 	}
 
diff --git a/server/rsvp/session.go b/server/rsvp/session.go
index 9761766..4389d5a 100644
--- a/server/rsvp/session.go
+++ b/server/rsvp/session.go
@@ -8,8 +8,8 @@ type Session struct {
 	inner *sessions.Session
 }
 
-func (s *Session) FlashGet(key ...string) any {
-	list := s.inner.Flashes(key...)
+func (s *Session) FlashGet() any {
+	list := s.inner.Flashes()
 	if len(list) < 1 {
 		return nil
 	} else {
@@ -17,8 +17,17 @@ func (s *Session) FlashGet(key ...string) any {
 	}
 }
 
-func (s *Session) FlashSet(value any, key ...string) {
-	s.inner.AddFlash(value, key...)
+func (s *Session) FlashPeek() any {
+	list, _ := s.inner.Values["_flash"].([]any)
+	if len(list) < 1 {
+		return nil
+	} else {
+		return list[0]
+	}
+}
+
+func (s *Session) FlashSet(value any) {
+	s.inner.AddFlash(value)
 }
 
 func (s *Session) SetID(value string) {