diff --git a/spec_tests/hed-specification b/spec_tests/hed-specification
index cd2428e4..0a5e8b51 160000
--- a/spec_tests/hed-specification
+++ b/spec_tests/hed-specification
@@ -1 +1 @@
-Subproject commit cd2428e460ffd8207e0d9d804b6b23cbc794ef8b
+Subproject commit 0a5e8b511b1e17c6205ddf49caef2e8f785d2cc6