diff --git a/extern/filecoin-ffi b/extern/filecoin-ffi
index b4e4271db..5de64e7c4 160000
--- a/extern/filecoin-ffi
+++ b/extern/filecoin-ffi
@@ -1 +1 @@
-Subproject commit b4e4271db8f6e961934cd6ffff44fda3c610b9c0
+Subproject commit 5de64e7c45fa1b3b6becbbdb9f237bec3239545d