diff --git a/tests/Button.test.svelte b/tests/Button.test.svelte
index 63a7910e..db26a311 100644
--- a/tests/Button.test.svelte
+++ b/tests/Button.test.svelte
@@ -13,9 +13,9 @@
 
 <Button kind="danger">Danger button</Button>
 
-<Button kind="danger-tertiary">Danger tertiary button</Button>
+<Button kind="danger--tertiary">Danger tertiary button</Button>
 
-<Button kind="danger-ghost">Danger ghost button</Button>
+<Button kind="danger--ghost">Danger ghost button</Button>
 
 <Button icon="{Add}">With icon</Button>
 
@@ -28,6 +28,10 @@
 
 <Button href="#">Link button</Button>
 
+<Button as let:props>
+  <p {...props}>Custom element</p>
+</Button>
+
 <Button size="field">Primary</Button>
 
 <Button size="field" kind="secondary">Secondary</Button>