diff --git a/layouts/index.html b/layouts/index.html
index 8e74459..07ca404 100644
--- a/layouts/index.html
+++ b/layouts/index.html
@@ -116,7 +116,7 @@ <h1 class="subtitle is-size-4">Need help?</h1>
             </div>
             <div class="column has-text-centered">
                 <p class="block"><img src="/img/GitHub-Mark-64px.png"></p>
-                <h1 class="subtitle is-size-4">SeisSol is open-source</h1>
+                <h1 class="subtitle is-size-4">SeisSol is open source</h1>
             </div>
             <div class="column has-text-centered">
                 <h1 class="subtitle is-size-4">Want to contribute?</h1>