diff --git a/spec_tests/hed-specification b/spec_tests/hed-specification
index 8772db30c..c887c9b68 160000
--- a/spec_tests/hed-specification
+++ b/spec_tests/hed-specification
@@ -1 +1 @@
-Subproject commit 8772db30cf7c63a4fc224aac9e7daf504f276a1b
+Subproject commit c887c9b68225612e138154a868e97a5d2fd4c0cd