diff --git a/tests/specification-revision b/tests/specification-revision
index 230d5dd..58a0166 100644
--- a/tests/specification-revision
+++ b/tests/specification-revision
@@ -1 +1 @@
-8a720f085dd0591bb762c5f40ec598d7ef301d0b
+8a4cf2ec97f5fba702ba3f27388fcab31f039ef5