diff --git a/libs/spirit b/libs/spirit
index 792515ba91..877c778ed9 160000
--- a/libs/spirit
+++ b/libs/spirit
@@ -1 +1 @@
-Subproject commit 792515ba912f575560f4ef8d4104332218c5e8a3
+Subproject commit 877c778ed960cc2fbef8c845628495b196591334