diff --git a/plinth/templates/app-header.html b/plinth/templates/app-header.html
index 3a9362eac..0c6e60c5c 100644
--- a/plinth/templates/app-header.html
+++ b/plinth/templates/app-header.html
@@ -55,7 +55,7 @@
{% for tag in app_info.tags %}
+ class="btn btn-light rounded-pill tag">
{% trans tag %}
{% endfor %}
diff --git a/plinth/templates/apps.html b/plinth/templates/apps.html
index d9efd8b17..8fdbb759f 100644
--- a/plinth/templates/apps.html
+++ b/plinth/templates/apps.html
@@ -15,7 +15,7 @@