diff --git a/extern/filecoin-ffi b/extern/filecoin-ffi
index 13baee9f4..3f9ecec25 160000
--- a/extern/filecoin-ffi
+++ b/extern/filecoin-ffi
@@ -1 +1 @@
-Subproject commit 13baee9f410898a99efd710941178deee4f56416
+Subproject commit 3f9ecec25017a871eaa1e673d869ce2efd109881