diff --git a/server/home.go b/server/home.go
index 05d3b70..7e06845 100644
--- a/server/home.go
+++ b/server/home.go
@@ -13,7 +13,7 @@ func (h *HttpServer) Home(rw http.ResponseWriter, _ *http.Request, _ httprouter.
 	rw.Header().Set("Content-Type", "text/html")
 	lNonce := uuid.NewString()
 	http.SetCookie(rw, &http.Cookie{
-		Name:     "tulip-nonce",
+		Name:     "lavender-nonce",
 		Value:    lNonce,
 		Path:     "/",
 		Expires:  time.Now().Add(10 * time.Minute),
diff --git a/server/server.go b/server/server.go
index 036c0ae..beb8674 100644
--- a/server/server.go
+++ b/server/server.go
@@ -123,14 +123,14 @@ func NewHttpServer(conf Conf, db *database.DB, signingKey mjwt.Signer) *http.Ser
 	r.POST("/login", hs.OptionalAuthentication(hs.loginPost))
 	r.GET("/callback", hs.OptionalAuthentication(hs.loginCallback))
 	r.POST("/logout", hs.RequireAuthentication(func(rw http.ResponseWriter, req *http.Request, params httprouter.Params, auth UserAuth) {
-		cookie, err := req.Cookie("tulip-nonce")
+		cookie, err := req.Cookie("lavender-nonce")
 		if err != nil {
 			http.Error(rw, "Missing nonce", http.StatusBadRequest)
 			return
 		}
 		if subtle.ConstantTimeCompare([]byte(cookie.Value), []byte(req.PostFormValue("nonce"))) == 1 {
 			http.SetCookie(rw, &http.Cookie{
-				Name:     "tulip-login-data",
+				Name:     "lavender-login-data",
 				Path:     "/",
 				MaxAge:   -1,
 				Secure:   true,