diff --git a/test/runtime/samples/slot-names/Nested.svelte b/test/runtime/samples/slot-names/Nested.svelte
index 70037db27e..ca8328920d 100644
--- a/test/runtime/samples/slot-names/Nested.svelte
+++ b/test/runtime/samples/slot-names/Nested.svelte
@@ -3,4 +3,6 @@
 	<slot name="-header2_" />
 	<slot name="3header" />
 	<slot name="_header4" />
+	<slot name="header-5" />
+	<slot name="header&5" />
 </div>
diff --git a/test/runtime/samples/slot-names/_config.js b/test/runtime/samples/slot-names/_config.js
index c94d09edef..d75beb1b05 100644
--- a/test/runtime/samples/slot-names/_config.js
+++ b/test/runtime/samples/slot-names/_config.js
@@ -5,6 +5,8 @@ export default {
 			<h2 slot="-header2_">Header 2</h2>
 			<h3 slot="3header">Header 3</h3>
 			<h4 slot="_header4">Header 4</h4>
+			<h5 slot="header-5">Header 5</h5>
+			<h5 slot="header&5">Header 5b</h5>
 		</div>
 	`
 };
diff --git a/test/runtime/samples/slot-names/main.svelte b/test/runtime/samples/slot-names/main.svelte
index 3538bc49e3..3e607de5fa 100644
--- a/test/runtime/samples/slot-names/main.svelte
+++ b/test/runtime/samples/slot-names/main.svelte
@@ -7,4 +7,6 @@
 	<h2 slot="-header2_">Header 2</h2>
 	<h3 slot="3header">Header 3</h3>
 	<h4 slot="_header4">Header 4</h4>
+	<h5 slot="header-5">Header 5</h5>
+	<h5 slot="header&5">Header 5b</h5>
 </Nested>