diff --git a/spec_tests/hed-specification b/spec_tests/hed-specification
index 0e8a9b19..052bd4aa 160000
--- a/spec_tests/hed-specification
+++ b/spec_tests/hed-specification
@@ -1 +1 @@
-Subproject commit 0e8a9b19308b777d84a33d8d186b380232b2633d
+Subproject commit 052bd4aaf39eec8c14425a71665c2264223d8c60