diff --git a/lesscpy/test/less/mixins-args.less b/lesscpy/test/less/mixins-args.less
index 4da8cfd..b731f28 100644
--- a/lesscpy/test/less/mixins-args.less
+++ b/lesscpy/test/less/mixins-args.less
@@ -44,4 +44,14 @@
 	@var: blue;
 	padding: 0;
 	.local();
+}
+/*
+	Call as block mixin
+*/
+.hidden() {
+  	color: transparent;
+}
+#hidden {
+  	.hidden;
+  	.hidden();
 }
\ No newline at end of file