diff --git a/tests/suite/syntax/decorator.typ b/tests/suite/syntax/decorator.typ
index b1df81952..58ac77127 100644
--- a/tests/suite/syntax/decorator.typ
+++ b/tests/suite/syntax/decorator.typ
@@ -95,6 +95,11 @@ this is ok
 
 // @allow("aaaaa\")
 
+--- invalid-decorator-in-decorator ---
+// Error: 2:18-2:34 cannot have multiple decorators per line
+
+// @allow("aaa") // @allow("bbb")
+
 --- allow-suppresses-warns-below ---
 
 // @allow("unnecessary-stars")