diff --git a/marietje/marietje/templates/base.html b/marietje/marietje/templates/base.html
index 5654fe4..362a921 100644
--- a/marietje/marietje/templates/base.html
+++ b/marietje/marietje/templates/base.html
@@ -20,7 +20,7 @@
                         <span class="icon-bar"></span>
                         <span class="icon-bar"></span>
                     </button>
-                    <a class="navbar-brand" href="/">Marietje 3.0</a>
+                    <a class="navbar-brand" href="/">Marietje 4.0</a>
                 </div>
 
                 <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-6">