diff --git a/spec_tests/hed-specification b/spec_tests/hed-specification
index 570ae3e5..c5c5485c 160000
--- a/spec_tests/hed-specification
+++ b/spec_tests/hed-specification
@@ -1 +1 @@
-Subproject commit 570ae3e56c042c05a6f488e3cfe56fb70d1fda72
+Subproject commit c5c5485cd185dcaa0df2b2453a1426b88bc2dd97