diff --git a/extern/filecoin-ffi b/extern/filecoin-ffi
index 441fa8e6118..4176a1e662e 160000
--- a/extern/filecoin-ffi
+++ b/extern/filecoin-ffi
@@ -1 +1 @@
-Subproject commit 441fa8e61189dc32c2960c1f8d8ba56269f20366
+Subproject commit 4176a1e662e865834bfdc5861da921dc2d272b45