diff --git a/third_party/a8 b/third_party/a8
index d3671aa6..66aa3a6f 160000
--- a/third_party/a8
+++ b/third_party/a8
@@ -1 +1 @@
-Subproject commit d3671aa6088be91fb482dbda3caf531ec0120293
+Subproject commit 66aa3a6fbbe60129bff200d302f6c3531f158087