diff --git a/lib/mv_web/helpers/join_description_renderer.ex b/lib/mv_web/helpers/join_description_renderer.ex
index 121b02b..4c4705f 100644
--- a/lib/mv_web/helpers/join_description_renderer.ex
+++ b/lib/mv_web/helpers/join_description_renderer.ex
@@ -63,7 +63,7 @@ defmodule MvWeb.Helpers.JoinDescriptionRenderer do
   end
 
   defp anchor(url, label) do
-    ["<a href=\"", escape(url), "\">", escape(label), "</a>"]
+    ["<a href=\"", escape(url), "\" class=\"link link-primary\">", escape(label), "</a>"]
   end
 
   defp escape(text), do: Phoenix.HTML.html_escape(text) |> Phoenix.HTML.safe_to_string()
diff --git a/test/mv_web/helpers/join_description_renderer_test.exs b/test/mv_web/helpers/join_description_renderer_test.exs
index 62eb91d..39a3351 100644
--- a/test/mv_web/helpers/join_description_renderer_test.exs
+++ b/test/mv_web/helpers/join_description_renderer_test.exs
@@ -15,18 +15,18 @@ defmodule MvWeb.Helpers.JoinDescriptionRendererTest do
   end
 
   describe "render/1" do
-    test "converts a raw URL to an anchor tag" do
+    test "converts a raw URL to an anchor tag with the standard link class" do
       result = html("Akzeptiere https://example.com/dsgvo")
 
-      assert result =~ ~s(<a href="https://example.com/dsgvo")
+      assert result =~ ~s(<a href="https://example.com/dsgvo" class="link link-primary")
       assert result =~ "https://example.com/dsgvo</a>"
       assert result =~ "Akzeptiere "
     end
 
-    test "converts Markdown [text](url) to an anchor tag with the link text" do
+    test "converts Markdown [text](url) to an anchor tag with the standard link class" do
       result = html("[Datenschutzerklärung](https://example.com/dsgvo)")
 
-      assert result =~ ~s(<a href="https://example.com/dsgvo")
+      assert result =~ ~s(<a href="https://example.com/dsgvo" class="link link-primary")
       assert result =~ ">Datenschutzerklärung</a>"
     end
 
@@ -70,7 +70,7 @@ defmodule MvWeb.Helpers.JoinDescriptionRendererTest do
         url = "https://example.com/#{path}"
         result = html("[#{label}](#{url})")
 
-        assert result =~ ~s(<a href="#{url}">#{label}</a>)
+        assert result =~ ~s(<a href="#{url}" class="link link-primary">#{label}</a>)
         assert result |> :binary.matches("<a ") |> length() == 1
       end
     end
diff --git a/test/mv_web/live/join_live_test.exs b/test/mv_web/live/join_live_test.exs
index efe03bb..fdb89b0 100644
--- a/test/mv_web/live/join_live_test.exs
+++ b/test/mv_web/live/join_live_test.exs
@@ -190,7 +190,9 @@ defmodule MvWeb.JoinLiveTest do
 
       {:ok, _view, html} = live(conn, "/join")
 
-      assert html =~ ~s(<a href="https://example.com/dsgvo">Datenschutzerklärung</a>)
+      assert html =~
+               ~s(<a href="https://example.com/dsgvo" class="link link-primary">Datenschutzerklärung</a>)
+
       assert html =~ "Akzeptiere die"
     end
   end