diff --git a/vendor/sol2 b/vendor/sol2
index 6a60253..8643dec 160000
--- a/vendor/sol2
+++ b/vendor/sol2
@@ -1 +1 @@
-Subproject commit 6a6025393f8c0756fb4225e71a2092ea1d51b3d4
+Subproject commit 8643dec9e5f548c719289adccf66045c9371404e