1 files changed, 1 insertions, 0 deletions

diff --git a/test/cases/header.bqn b/test/cases/header.bqn
index 54c0b552..f1935c60 100644
--- a/test/cases/header.bqn
+++ b/test/cases/header.bqn
@@ -83,6 +83,7 @@
 ! % {𝕨𝕣𝕩:𝕩}
 ! % ⟨@,{𝕨‿𝕩𝕊𝕩:@}⟩
 ! % {𝕊:𝕊:𝕩}
+! % {𝔽 _𝕣: a‿b: 1}
 ! % {𝕨𝕊𝕩::@}
 ! % {𝕊0 1:𝕩}
 ! % {𝕊a:𝕩 ⋄ 𝕊b:𝕩}