diff --git a/test/runtime/samples/attribute-unknown-without-value/_config.js b/test/runtime/samples/attribute-unknown-without-value/_config.js
new file mode 100644
index 0000000000..4f7cf1cbbf
--- /dev/null
+++ b/test/runtime/samples/attribute-unknown-without-value/_config.js
@@ -0,0 +1,3 @@
+export default {
+	html: '<div potato=""></div>'
+};
\ No newline at end of file
diff --git a/test/runtime/samples/attribute-unknown-without-value/main.html b/test/runtime/samples/attribute-unknown-without-value/main.html
new file mode 100644
index 0000000000..0952586580
--- /dev/null
+++ b/test/runtime/samples/attribute-unknown-without-value/main.html
@@ -0,0 +1 @@
+<div potato></div>
\ No newline at end of file