diff --git a/preserves-nim b/preserves-nim
index 0387685..c500e99 160000
--- a/preserves-nim
+++ b/preserves-nim
@@ -1 +1 @@
-Subproject commit 03876850e5e3ecd949809e29661fb2e769342ef1
+Subproject commit c500e99b95683a4e699d103433ccfc85bb83a77b