diff --git a/third_party/astrolabe b/third_party/astrolabe
index 8395468a..64153f5a 160000
--- a/third_party/astrolabe
+++ b/third_party/astrolabe
@@ -1 +1 @@
-Subproject commit 8395468a44f6119baba8369937900968ea63361c
+Subproject commit 64153f5a3fa0ce57db92f77416d04a8cb681eb25