diff --git a/spec_tests/hed-specification b/spec_tests/hed-specification
index 38a59932..570ae3e5 160000
--- a/spec_tests/hed-specification
+++ b/spec_tests/hed-specification
@@ -1 +1 @@
-Subproject commit 38a5993234b0b29e6adb8edd4647f9ad33c6eb1f
+Subproject commit 570ae3e56c042c05a6f488e3cfe56fb70d1fda72