diff --git a/vendor/nim-beacon-chain b/vendor/nim-beacon-chain
index 6a47ca3c4..59644ef90 160000
--- a/vendor/nim-beacon-chain
+++ b/vendor/nim-beacon-chain
@@ -1 +1 @@
-Subproject commit 6a47ca3c4639f97bc176eeb83ab551d400761295
+Subproject commit 59644ef90a47b6fa64f14cecbbb0870803b84bb5