diff --git a/tests/ef_tests/eth2.0-spec-tests b/tests/ef_tests/eth2.0-spec-tests
index d40578264..aaa1673f5 160000
--- a/tests/ef_tests/eth2.0-spec-tests
+++ b/tests/ef_tests/eth2.0-spec-tests
@@ -1 +1 @@
-Subproject commit d405782646190595927cc0a59f504f7b00a760f3
+Subproject commit aaa1673f508103e11304833e0456e4149f880065