diff --git a/spec_tests/hed-schemas b/spec_tests/hed-schemas
index 36b10898..d3940391 160000
--- a/spec_tests/hed-schemas
+++ b/spec_tests/hed-schemas
@@ -1 +1 @@
-Subproject commit 36b10898295d80b1e185a7675fb9f771a62a8456
+Subproject commit d394039174f2805345c3c925214944caabddcb21